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Digital Video Recorder User Manual DEVELOPMENT OR PRODUCTION OF WEAPONS OF MASS DESTRUCTION, THE DEVELOPMENT OR PRODUCTION OF CHEMICAL OR BIOLOGICAL WEAPONS, ANY ACTIVITIES IN THE CONTEXT RELATED TO ANY NUCLEAR EXPLOSIVE OR UNSAFE NUCLEAR FUEL-CYCLE, OR IN SUPPORT OF HUMAN RIGHTS ABUSES.
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Digital Video Recorder User Manual Regulatory Information FCC Information Please take attention that changes or modification not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. FCC compliance: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules.
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Digital Video Recorder User Manual 2006/66/EC (battery directive): This product contains a battery that cannot be disposed of as unsorted municipal waste in the European Union. See the product documentation for specific battery information. The battery is marked with this symbol, which may include lettering to indicate cadmium (Cd), lead (Pb), or mercury (Hg).
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Digital Video Recorder User Manual Applicable Model This manual is applicable to the following models. Series Model DVR-E04G-B DVR-E00G-B DVR-E08G-B DVR-E00Q-B DVR-E04Q-B DVR-200Q-K1 DVR-216Q-K1 DVR-200Q-K2 DVR-216Q-K2 DVR-204Q-M1 DVR-200Q-M1 DVR-208Q-M1 DVR-216Q-M1 DVR-216Q-M2 DVR-200Q-M2 DVR-232Q-M2 DVR-204U-M1 DVR-200U-M1 DVR-208U-M1 DVR-200U-M2 DVR-216U-M2 DVR-200G-M2 DVR-232G-M2...
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Digital Video Recorder User Manual Symbol Conventions The symbols that may be found in this document are defined as follows. Symbol Description Indicates a hazardous situation which, if not avoided, will or could Danger result in death or serious injury. Indicates a potentially hazardous situation which, if not avoided, Caution could result in equipment damage, data loss, performance...
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Digital Video Recorder User Manual Safety Instruction ● Proper configuration of all passwords and other security settings is the responsibility of the installer and/or end-user. ● In the use of the product, you must be in strict compliance with the electrical safety regulations of the nation and region.
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Digital Video Recorder User Manual Preventive and Cautionary Tips Before connecting and operating your device, please be advised of the following tips: ● The device is designed for indoor use only. Install it in a well-ventilated, dust-free environment without liquids. ●...
Digital Video Recorder User Manual Contents Chapter 1 Startup ........................... 1 1.1 Activate Your Device ......................1 1.2 Login ..........................2 1.2.1 Set Unlock Pattern ....................2 1.2.2 Log in via Unlock Pattern..................3 1.2.3 Log in via Password ....................3 Chapter 2 Live View ........................
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Digital Video Recorder User Manual 5.2.3 Email ........................21 5.3 Camera Management ..................... 23 5.3.1 Configure Signal Input ..................23 5.3.2 Network Camera ....................24 5.3.3 OSD Settings ......................25 5.3.4 Motion Detection ....................26 5.3.5 Configure Arming Schedule .................. 27 5.3.6 Configure Alarm Linkage Action ................
Digital Video Recorder User Manual Chapter 1 Startup 1.1 Activate Your Device For the first-time access, you need to activate the video recorder by setting an admin password. No operation is allowed before activation. You can also activate the video recorder via web browser, SADP or client software.
Digital Video Recorder User Manual What to do next Follow the wizard to set basic parameters. ● When you forget your password, there are three methods to reset it, including password resetting email, HiLookVision, and security questions. You have to configure at least one password resetting method.
Digital Video Recorder User Manual 1.2.2 Log in via Unlock Pattern Steps 1. Right click the mouse on live view. Figure 1-3 Draw the Unlock Pattern 2. Draw the pre-defined pattern to enter the menu operation. Note ● If you have forgotten your pattern, you click Forgot My Pattern or Switch User to log in via password.
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Digital Video Recorder User Manual Figure 1-4 Login Interface 2. Input password. 3. Click Login. Note ● When you forget the password of the admin, you can click Forgot Password to reset the password. ● If you enter the wrong password 7 times, the current user account will be locked for 60 seconds.
Digital Video Recorder User Manual Chapter 2 Live View 2.1 GUI Introduction ● Click Target Detection at the upper-left corner, and select to display the specified live target detection results. For result details, click View More. Note ○ Target Detection is only available for certain models. ○...
Digital Video Recorder User Manual Icon Description Recording. ● Right click your mouse to display the shortcut menu. Figure 2-2 Right Click Shortcut Menu 2.2 PTZ Control 2.2.1 Configure PTZ Parameter You shall configure PTZ parameters before controlling a PTZ camera. Steps 1.
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Digital Video Recorder User Manual Figure 2-3 PTZ Settings 2. Click 3. Set the PTZ camera parameters. Note All parameters should be the same as the PTZ camera. 4. Click OK.
Digital Video Recorder User Manual PTZ Control Panel Introduction Table 2-3 PTZ Panel Description Icon Description Direction buttons, and the auto-cycle button. The speed of the PTZ movement. Zoom -/+. Focus -/+. Iris -/+. 2.2.2 Customize Preset Set a preset location where the PTZ camera would point to when an event occurs. Steps 1.
Digital Video Recorder User Manual 4. Click 5. Configure key point parameters, such as the key point No., duration of staying for one key point and speed of patrol. The key point is corresponding to the preset. The preset number determines the order at which the PTZ will follow while cycling through the patrol.
Digital Video Recorder User Manual 3.2 Normal Playback Play back normal videos. Steps 1. Go to Playback. 2. Select a camera from the camera list. 3. Select a date on the calendar for playback. Note The blue triangle at the calendar date corner indicates there are available videos. For example, means video is available.
Digital Video Recorder User Manual Button Description Button Description playback. 3.3 Event Playback When you select the event playback mode, the system will analyze and mark videos that contain the motion detection, line crossing detection, or intrusion detection information, . Before You Start ●...
Digital Video Recorder User Manual Button Description Button Description Configure detection Turn on/off audio. area. 5. Click to set detection areas of line crossing detection, intrusion detection, or motion detection. 6. Click to search videos. Videos meet the detection rule requirement will be marked in red. 7.
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Digital Video Recorder User Manual drive, etc.). Before You Start Connect a backup device to your video recorder. Steps 1. Start playback. Refer to Normal Playback for details. 2. Click 3. Set the start and end time. You can also adjust cursors on the time bar to set the time period. 4.
Digital Video Recorder User Manual Chapter 4 File Search 4.1 Search File Steps 1. Go to Search. Figure 4-1 Search 2. Select a search type (video, picture, event, etc.). 3. Set search conditions. 4. Click Search. – Click to play the video. –...
Digital Video Recorder User Manual Chapter 5 Configuration (Easy Mode) Easy mode contains basic configurations. Go to Configuration, and click Easy Mode. 5.1 System Configuration 5.1.1 General You can configure the output resolution, system time, etc. Steps 1. Go to Configuration → System → General. Figure 5-1 General Settings 2.
Digital Video Recorder User Manual NTP Time Sync Network time protocol (NTP) is a networking protocol for time synchronization. The device can connect to NTP (network time protocol) server to sync time. Interval (min) Time interval between two time synchronization with NTP server. NTP Server IP address of the NTP server.
Digital Video Recorder User Manual Warning We highly recommend you create a strong password of your own choosing (Using a minimum of 8 characters, including at least three of the following categories: upper case letters, lower case letters, numbers, and special characters.) in order to increase the security of your product. And we recommend you reset your password regularly, especially in the high security system, resetting the password monthly or weekly can better protect your product.
Digital Video Recorder User Manual 4. Select Normal Linkage and Trigger Alarm Output type for exception linkage actions. Figure 5-3 Exceptions 5. Click Apply. 5.2 Network Configuration 5.2.1 General You shall properly configure the network settings before operating the device over network. Steps 1.
Digital Video Recorder User Manual Figure 5-4 Network 2. Set network parameters. DHCP If the DHCP server is available, you can enable DHCP to automatically obtain an IP address and other network settings from that server. Auto Obtain DNS If DHCP is enabled. You can enable Auto Obtain DNS to automatically obtain Preferred DNS Server and Alternate DNS Server.
Digital Video Recorder User Manual 5. Optional: Enable Stream Encryption. It requires to enter verification code in remote access and live view after this function is enabled. 6. Optional: Edit Server IP. 7. Bind your device with a HiLookVision account. 1) Use a smart phone to scan the QR code, and download HiLookVision app.
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Digital Video Recorder User Manual Figure 5-6 Email 2. Set email parameters Server Authentication Check it to enable the server authentication feature. User Name The user account of email sender for SMTP server authentication. Password The password of email sender for SMTP server authentication. SSL/TLS (Optional) Enable SSL/TLS if it is required by the SMTP server.
Digital Video Recorder User Manual Select Receiver Select a receiver. Up to 3 receivers are available. Receiver The receiver name. Receiver's Address The receiver's email address. Note For network cameras, the event images are directly sent as the email attachment. One network camera only sends one picture.
Digital Video Recorder User Manual 5.3.2 Network Camera Add Network Camera by Device Password Add network cameras which the password is the same as your video recorder. Before You Start ● Ensure your network camera is on the same network segment with your video recorder. ●...
Digital Video Recorder User Manual Figure 5-9 Add Network Camera Edit Connected Network Camera You can edit the IP address, protocol and other parameters of the added network cameras. Steps 1. Go to Configuration → Camera → IP Camera. 2. Click to edit the selected camera.
Digital Video Recorder User Manual etc. Steps 1. Go to Configuration → Camera → OSD. 2. Select a camera. Figure 5-10 OSD 3. Set parameters as your desire. 4. Drag the text frames on the preview window to adjust the OSD position. 5.
Digital Video Recorder User Manual The motion detection event will be analyzed by your device. The motion detection event will be analyzed by certain analog PIR cameras. 7. Optional: Set Target Detection as Human or Vehicle to discard alarms which are not triggered by human or vehicle.
Digital Video Recorder User Manual 5.3.6 Configure Alarm Linkage Action Alarm linkage actions will be activated when an alarm or exception occurs. Steps 1. Click Linkage Action. 2. Set normal linkage actions, alarm output linkage actions, trigger channel, etc. Alarm Pop-up Window The local monitor will pop up the alarming channel image when an alarm is triggered.
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Digital Video Recorder User Manual information. Before You Start Install at least an HDD to your video recorder. For detailed steps, refer to Quick Start Guide. Steps 1. Go to Configuration → Record → Storage. 2. Select an HDD. 3. Click Init. Repair Database Repair an HDD that with error in database.
Digital Video Recorder User Manual Figure 5-12 Add NetHDD 7. Select NAS disk from the list, or manually enter the directory in NetHDD Directory. 8. Click OK. The added NetHDD will be displayed in the storage device list. 5.4.2 Configure Recording Schedule Video recorder will automatically start/stop recording according to the configured schedule.
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Digital Video Recorder User Manual 3. Go to Configuration → Record → Parameter. 4. Set the continuous main stream/sub-stream recording parameters for the camera. Refer to Configure Recording Parameter for details. 5. Go to Configuration → Record → Schedule. 6. Select recording type as Event. Refer to Edit Schedule for details. Edit Schedule Steps 1.
Digital Video Recorder User Manual Note Up to 8 periods can be configured for each day. And the time periods cannot be overlapped with each other. 5. Click OK to save the settings and go back to upper level menu. Draw Schedule 1.
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Digital Video Recorder User Manual of bits/time unit and not distance/time unit. Note Higher resolution, frame rate, and bitrate provide you better video quality, but it also requires more internet bandwidth and uses more storage space on the hard disk drive. 3.
Digital Video Recorder User Manual Chapter 6 Configuration (Expert Mode) Go to Configuration, and click Expert Mode at the lower-left corner. 6.1 System Configuration 6.1.1 General Configure Basic Settings You can configure the language, system time, output resolution, mouse pointer speed, lock screen password, etc.
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Digital Video Recorder User Manual Figure 6-1 Basic Settings Configure DST Settings DST (Daylight Saving Time) refers to the period of the year when clocks are moved one period ahead. In some areas worldwide, this has the effect of creating more sunlit hours in the evening during months when the weather is the warmest.
Digital Video Recorder User Manual Menu Output Mode Choose output to display local menu. CVBS Output Brightness Adjust the brightness of CVBS output image. Output Standard PAL and NTSC are selectable. Enhanced IP Mode Enabling enhanced IP mode will allow you to connect to the maximum number of cameras, but disable 2K/4K output resolution, and make perimeter protection, human or vehicle detection of motion detection, facial detection and face picture comparison functions unavailable in analog channel.
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Digital Video Recorder User Manual The time to dwell in a camera before switching to next camera when auto-switch in live view is enabled. Alarm Pop-up Output Select the output to show alarm video. Alarm Pop-up Delay Set the time to show alarm event image. Audio Turn on/off audio output for the selected video output.
Digital Video Recorder User Manual Figure 6-3 Channel-Zero 4. Turn on Enable. 5. Configure Frame Rate, Max. Bitrate Mode, and Max. Bitrate. The higher frame rate and bitrate require higher bandwidth requirement. 6. Click Apply. 6.1.3 User Refer to User for details. 6.2 Network Configuration 6.2.1 TCP/IP TCP/IP must be properly configured before you operate video recorder over network.
Digital Video Recorder User Manual enable the other standby NIC card so as to ensure the normal running of the whole system. Load Balance Mode By using the same IP address and two NIC cards share the load of the total bandwidth, which enables the system to provide two Gigabit network capacity.
Digital Video Recorder User Manual Figure 6-4 DDNS 2. Turn on Enable. 3. Select a DDNS type. 4. Enter parameters including service address, domain name, etc. 5. Click Apply. What to do next You can view DDNS status in Status. 6.2.3 NAT Two ways are provided for port mapping to realize the remote access via the cross-segment network, UPnP™...
Digital Video Recorder User Manual Figure 6-5 NAT 2. Turn on Enable. 3. Select Mapping Type as Manual or Auto Auto The port mapping items are read-only, and the external ports are set by the router automatically. You can click Refresh to get the latest status of the port mapping.
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Digital Video Recorder User Manual Steps 1. Go to Configuration → Network → General → Wi-Fi. Note The Wi-Fi setting interface will automatically pop up when you insert the Wi-Fi dongle for the first time. 2. Connect to a wireless network. Connect to an 1.
Digital Video Recorder User Manual 6.2.5 Log Server Settings Upload Logs to the Server You can upload system logs to the server for backup. Steps 1. Go to Configuration → Network → General → Log Server Settings. Figure 6-6 Log Server Settings 2.
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Digital Video Recorder User Manual Figure 6-7 One-Way Authentication 2. Install the CA certificate in CA Certificate. 3. Optional: Click Test to test if the connection is valid. 4. Click Save. Two-Way Authentication You can install a CA certificate (from the server) to your device to authorize the server, and create a certificate (from your device) to authorize your device by the server.
Digital Video Recorder User Manual Figure 6-8 Two-Way Authentication 2. Install the CA certificate in CA Certificate. 3. Click Create in Client Certificate, and follow the pop-up to create the certificate. 4. Click Download to download the certificate file to a desired location. 5.
Digital Video Recorder User Manual IP address of the NTP server. 4. Click Apply. 6.2.7 Ports (More Settings) Set different port types to enable relevant functions as your desire. Go to Configuration → Network → General → More Settings. Alarm Host IP/Port The device will send the alarm event or exception message to the alarm host when an alarm is triggered.
Digital Video Recorder User Manual Figure 6-9 Port Settings 6.2.8 HiLookVision Go to Configuration → Network → Platform Access. Refer to HiLookVision for details. 6.2.9 Email Go to Configuration → Network → Email. Refer to Email for details. 6.3 Camera Management 6.3.1 Configure Signal Input For certain digital video recorder models, you can configure the analog and IP signal input types.
Digital Video Recorder User Manual Network camera can be connected for the channel. Figure 6-10 Signal Input Type 3. Click Apply. You can view the maximum network camera accessible number in Max. IP Camera Number. 6.3.2 Network Camera Add Automatically Searched Online Network Camera Add the network cameras to your video recorder.
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Digital Video Recorder User Manual 4. Select a network camera, and click Add to add it. Add Network Camera Manually Add the network cameras to your video recorder. Before You Start ● Ensure your network camera is on the same network segment with that of your video recorder. ●...
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Digital Video Recorder User Manual If it is enabled, the video recorder will add the camera by the set channel default password. 4. Click Add. Edit Connected Network Camera You can edit the IP address, protocol and other parameters of the added network cameras. Steps 1.
Digital Video Recorder User Manual Upgrade Upgrade the added network cameras. Export/Import The information of added network camera can be generated into an excel file and exported to the local device for backup, including the IP address, port, password of admin, etc. And the exported file can be edited on your computer, like adding or deleting the content, and copying the settings to other devices by importing the excel file to it.
Digital Video Recorder User Manual Backlight Set the camera's wide dynamic range (0 to 100). When the surrounding illumination and the object have large differences in brightness, you should set the WDR value. Image Enhancement For optimized image contrast enhancement. Figure 6-13 OSD 4.
Digital Video Recorder User Manual Figure 6-14 Privacy Mask 4. Drag to draw an area on the window. The frames of the areas will be marked with different colors. Note Up to 4 privacy mask areas can be configured. The size of each area can be adjusted. 5.
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Digital Video Recorder User Manual and trigger alarms. Steps 1. Go to Configuration → Camera → Motion Detection. 2. Select a camera. 3. Check Enable. 4. Set the motion detection area. – Click Draw Area or Clear to draw or clear areas. The first area is set as full screen by default. –...
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Digital Video Recorder User Manual Figure 6-15 Video Tampering 2. Set Camera. 3. Turn on Enable. 4. Adjust Sensitivity as your desire. The higher the value is, the more easily the video tampering can be triggered. 5. Set the arming schedule. Refer to Configure Arming Schedule for details. 6.
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Digital Video Recorder User Manual Alarm Input Set linkage actions for an external sensor alarm. Steps 1. Go to Configuration → Event → Normal Event → Alarm Input. Figure 6-16 Alarm Input Note Local alarm input: Local alarm input is triggered by the external device that connected to the video recorder's terminal block.
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Digital Video Recorder User Manual Alarm Output Trigger an alarm output when an alarm is triggered. Steps 1. Go to Configuration → Event → Normal Event → Alarm Output. Figure 6-18 Alarm Output 2. Click of a desired alarm output. 3.
Digital Video Recorder User Manual 2) Select events to hint. Choose from: ● Click of Event Hint Configuration to select events. ● Click in the upper-right corner of local menu to enter alarm center to select events. 3. Select Exception Type to set its linkage actions. Figure 6-20 Exceptions 4.
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Digital Video Recorder User Manual 4. Set the detection rules and detection areas. 1) Set Arming Area. 2) Set Direction as A<->B, A->B, or A<-B. A<->B Only the arrow on the B side shows. An object crossing a configured line in both directions can be detected and trigger alarms.
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Digital Video Recorder User Manual duration of the object in the defined detection area is longer than the set time, the alarm will be triggered. 3) Optional: Set Target Detection as Human or Vehicle to discard alarms which are not triggered by human body or vehicle.
Digital Video Recorder User Manual objects which exit from a pre-defined virtual region, and some certain actions can be taken when the alarm is triggered. Steps 1. Go to Configuration → Event → Smart Event → Region Exiting. 2. Set Camera. 3.
Digital Video Recorder User Manual Figure 6-21 Set Arming Schedule 3. Click Apply. 6.4.4 Configure Alarm Linkage Action Configure Alarm Pop-up Window When an alarm is triggered, the local monitor displays in full screen the video image from the alarming channel configured for full screen monitoring. And when the alarm is triggered simultaneously in several channels, you must configure the auto-switch dwell time.
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Digital Video Recorder User Manual detected. Steps 1. Go to Configuration → System → Live View → General. 2. Turn on Audio, and set Volume. 3. Go to Linkage Action interface of the alarm detection. 4. Select Buzzer Alarm linkage action. Notify Surveillance Center The video recorder can send an exception or alarm signal to the remote alarm host when an event occurs.
Digital Video Recorder User Manual or VCA detection events occur. Steps 1. Go to Linkage Action interface of the alarm input or VCA detection. 2. Select PTZ Linkage. 3. Select the camera to perform the PTZ actions. 4. Select the preset/patrol/pattern No. to call when the alarm events occur. Figure 6-22 PTZ Linkage Note You can set one PTZ type only for the linkage action each time.
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Digital Video Recorder User Manual 4. Set the continuous main stream/sub-stream recording parameters for the camera. 5. Go to Configuration → Record → Schedule. 6. Select recording type as Event. Edit Schedule Steps 1. Go to Configuration → Record → Schedule. Figure 6-23 Recording Schedule Continuous Continuous recording.
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Digital Video Recorder User Manual Note You can also select schedule type as Continuous or Event, and drag the cursor on the desired period to draw a colored bar. 5. Click Advanced to set advanced parameters. Record Audio Audio will be record to the video file. Pre-Record The time you set to record before the scheduled time or event.
Digital Video Recorder User Manual 6.5.2 Configure Recording Parameter Steps 1. Go to Configuration → Record → Parameter to configure camera main stream and sub-stream parameters. 2. Configure recording parameters. Main Stream Main stream refers to the primary stream that affects data recorded to the hard disk drive and will directly determine your video quality and image size.
Digital Video Recorder User Manual 6.5.4 Storage Device Initialize HDD If it is the first time you use your HDD, please initialize it after it is installed. Before You Start Install at least an HDD to your video recorder. Steps 1.
Digital Video Recorder User Manual Figure 6-25 Add NetHDD 7. Select NAS disk from the list, or manually enter the directory in NetHDD Directory. 8. Click OK. Note Up to 8 TB storage capacity is allowed for each network disk. Result The added network disks will be displayed in the storage device list.
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Digital Video Recorder User Manual 3. Select a group number. 4. Select IP cameras to record on the HDD group. Figure 6-26 Group 5. Click Apply. 6. Restart the video recorder to activate the new storage mode settings. 7. After restart, go to Configuration → Record → Storage. 8.
Digital Video Recorder User Manual Figure 6-27 Quota Note When the quota capacity is set to 0, all cameras will use the total capacity of HDD for videos and pictures. 5. Click Apply. 6. Restart the video recorder to activate the new settings. 6.5.6 Advanced Settings Steps 1.
Digital Video Recorder User Manual Enable H.264+/265+ for all the analog cameras. 6.6 RS-232 Settings Steps Note This function is only available for certain models. 1. Go to Configuration → RS-232. 2. Configure RS-232 parameters, including baud rate, data bit, stop bit, parity, flow control and usage.
Digital Video Recorder User Manual Chapter 7 Maintenance 7.1 Restore Default Steps 1. Click at the upper-right corner. 2. Select the restoring type. Simple Restore Restore all parameters, except the network (including IP address, subnet mask, gateway, MTU, NIC working mode, default route, server port, etc.) and user account parameters, to the factory default settings.
Digital Video Recorder User Manual 4. Configure the parameters as your desire. RTSP You can specifically secure the stream data of live view by setting the RTSP authentication. RTSP Authentication Two authentication types are selectable, if you select digest, only the request with digest authentication can access the video stream by the RTSP protocol via the IP address.
Digital Video Recorder User Manual 3. Click Local Upgrade. 4. Select a backup device in Device Name. 5. Select the upgrade firmware. 6. Click Upgrade. Your device will reboot automatically. 7.4.2 Online Upgrade Upgrade the device with the latest online firmware. Before You Start Ensure HiLookVision is enabled and properly configured.
Digital Video Recorder User Manual Chapter 8 Alarm When events occur, you can view their details in alarm center. 8.1 Set Event Hint Select the events to hint in alarm center. Steps 1. Click at the upper-right corner. 2. Set Exception, Basic Event, or Smart Event as your desire. Figure 8-1 Alarm Center 3.
Digital Video Recorder User Manual Chapter 9 Web Operation 9.1 Introduction You can get access to the video recorder via web browser. You may use one of the following listed web browsers: Internet Explorer 11.0, Apple Safari, Mozilla Firefox, and Google Chrome. The supported resolutions include 1024×768 and above. For certain models, you will have to download a web component plug-in, and install it.
Digital Video Recorder User Manual Note You may have to close the web browser to finish the installation of the plug-in. 9.3 Live View After login, live view interface shows. Figure 9-2 Live View 9.4 Playback Click Playback to enter playback interface. Figure 9-3 Playback...
Digital Video Recorder User Manual 9.5 Configuration Click Configuration to enter configuration interface. Figure 9-4 Configuration 9.6 Log Steps 1. Go to Maintenance → System → Maintenance → Log. 2. Set the search conditions. 3. Click Search.
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Digital Video Recorder User Manual Figure 9-5 Log...
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Digital Video Recorder User Manual Chapter 10 Appendix 10.1 Glossary Dual-Stream Dual-stream is a technology used to record high resolution video locally while transmitting a lower resolution stream over the network. The two streams are generated by the DVR, with the main stream having a maximum resolution of 1080P and the sub-stream having a maximum resolution of CIF.
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Digital Video Recorder User Manual Acronym for Network Time Protocol. A protocol designed to synchronize the clocks of computers over a network. NTSC Acronym for National Television System Committee. NTSC is an analog television standard used in such countries as the United States and Japan. Each frame of an NTSC signal contains 525 scan lines at 60Hz.
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