Chapter 1: Dvr Features - Q-See QSD9004 User Manual

Real time monitoring
Saves Recordings
Backup Recordings
Playback Recordings
Network operation
Alarm Setting
Mouse Operation
PTZ Control
Other Features：
H. 264 video compression format, supports D1, HD1, CIF resolution
ADPCM audio compression format
Windows Graphical interface
Supports remote live viewing via 3G mobile networks
Supports sending email alerts when motion is detected by system
Triplex (recording, playback and net transmitting at the same time)
Supports USB mouse, IR remote control operation
Rear USB2.0 ports for backup、upgrade and mouse operation.
Supports Double Encode bit network transmission
The video package time is adjustable
Multiple alarm record mode
Multi-language OSD
Supports auto maintenance

Chapter 1: DVR Features

Supports real time surveillance via Monitor
DVR saves real-time recording image to HDD
Supports DVR backup via USB flash drive and hard drive.
Supports DVR single CH and multiple CH playback of recorded files
Supports remote surveillance by multiple users simultaneously
Supports HDD & video input alarm management and external alarm signal
inputs
Supports Mouse operation for faster menu navigation.
Supports PTZ camera operations through RS-485.
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User Manual