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Rose electronics RS151 Manual

High performance network streamer gen2
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Beyond Audio, HiFi ROSE
High Performance Network Streamer Gen 2, RS151
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  • Page 1 Beyond Audio, HiFi ROSE High Performance Network Streamer Gen 2, RS151 - 1 -...
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  • Page 4 HiFi ROSE Products High Performance Network Streamer Gen 2, RS151 ▪Flagship Network Streamer ▪Network Transport + DAC ▪Advanced DAC Design with Extremely Low Noise and Distortion ▪ROSE DPC™ (Digital Processing Core) Module ▪ROSE NRA™ (Noise Reduction Analog) Filter for Flat and Wide Frequency Response ▪Highly Precise Femto Clock...
  • Page 5 HiFi ROSE Products Top-notch Master Integrated Amplifier RA280 ▪Class AD Amplifier with Next-Generation GaN FET ▪Independently Developed LC Filter by HiFi ROSE ▪Highly Efficient and Stable Power Supply ▪Powerful 250W Output ▪Phono Amplifier for MM ▪Bass/Treble Control Volume Analog In LINE1, LINE2, LINE3, BALANCED, PHONO(MM) In/Out Port Analog Out...
  • Page 6 HiFi ROSE Products Advanced All-In-One Network Streamer RS520 ▪Reference Grade Network Streaming All-in-One ▪Network Transport + DAC + Class AD Amplifier with Next-Generation GaN FET ▪High-Resolution Music Playback (DSD512, PCM 32bit/768kHz) ▪Highly Precise Femto Clock ▪Linear Power Supply for Significant Noise Reduction Native DSD 512 HDMI Out Hi-Res...
  • Page 7 HiFi ROSE Products Complete HiFi Network Streamer RS250A ▪Reference Grade Network Streamer ▪Network Transport + DAC ▪High-Resolution Music Playback (DSD512, PCM 32bit/768kHz) ▪Highly Precise Femto Clock ▪Linear Power Supply for Significant Noise Reduction Native DSD 512 HDMI Out In/Out Hi-Res 32bit/768kHz Port Headphone Out...
  • Page 8 HiFi ROSE Products HiFi ROSE CD Drive RSA780 Series ▪USB Isolator Adopted to Block Motion Noise ▪USB Type-B Port for HiFi Audio ▪900g Weight for Stable CD Playback ▪Minimized Motion Noise with Insulators ▪CD Ripping Features Included Rear USB Type-B Design 152*152*25 mm / 0.9 kg / Color: Silver - 8 -...
  • Page 9 HiFi ROSE OS System Innovative ROSE OS System TIDAL Qobuz Enjoy music streaming and videos Enjoy music streaming with with TIDAL’s unique features. Qobuz’s various functions. Support for Supports MQA Full Decoder, so you Hi-Res Audio(24bit/192kHz) means can enjoy high-resolution music. you can enjoy high-resolution music.
  • Page 10 HiFi ROSE Remote App ROSE Connect Remote Application A dedicated Remote App is provided that allows users to conveniently control and smartly manage their ROSE device. The Remote App is supported on various platforms, including the iPhone, iPad, Android phone, and PCs. Control You can freely and conveniently control various HiFi ROSE functions wirelessly.
  • Page 11 OWNER’S MANUAL RS151 Product User Manual - 11 -...

  • Page 12: Table Of Contents

    Table of Contents 목 차 Safety Precautions 1. Warnings 2. Precautions Components List Location / Function of Buttons and Ports 1. Front Side of the Product 2. Rear Side of the Product 3. Remote Control Product Installation 1. Product Design Method and Recommended Installation Location 2.
  • Page 13 Default Settings 1. Power Button 2. In/Out Setting 2-1. INPUT 2-1-1. RS151 2-1-2. AES/EBU IN 2-1-3. BT IN 2-1-4. USB IN 2-1-5. eARC IN 2-1-6. LINE IN 2-1-7. COAX IN 2-1-8. OPT IN 2-2. OUTPUT 2-2-1. USB DAC 2-2-2. HDMI 2-2-3.

  • Page 14: Safety Precautions

    Safety Precautions 1. Warnings 1. Do not apply excessive force on the product, throw it, or strike it with sharp objects. 2. Children should only use the product under adult supervision to ensure proper usage. 3. Use within a temperature range of 0°C to 40°C and do not use in hot or humid conditions. Install the product in a well-ventilated area, not an enclosed space.

  • Page 15: Precautions

    2. Precautions 1. The contents of the owner’s manual are described based on the default settings of the product. 2. Some contents of this manual may be changed without prior notice to the user in order to improve product performance. 3.

  • Page 16: Components List

    Components List Main Device Remote Control Power Cable, 1.8m User Manual MANUAL SSD Mounting Screws AAA Batteries for Remote Control USB WiFi Dongle & Dongle Holder - 16 -...

  • Page 17: Location / Function Of Buttons And Ports

    Location / Function of Buttons and Ports 1. Front Side of the Product Mute Volume Control Power Touch Panel When you press the power button, the LCD panel will turn on and the product will boot. Power ※ For detailed functions, please refer to “Initial Setup” - “Power Button” (p. 40) You can adjust the volume level by pressing the volume +/- buttons or dragging the knob up/down on the volume control screen.

  • Page 18: Rear Side Of The Product

    2. Rear Side of the Product CIRCUIT COAXIAL AES/EBU TRIGGER AES/EBU Bluetooth BREAKER In/Out Input In/Out Output Antenna eARC PC AUDIO I²S Input Output OPTICAL In/Out BALANCED USB 3.0 ETHERNET SVC PORT UNBALANCED HDMI USB WiFi POWER (AC Input~) LINE Input Output Dongle This protection terminal prevents damage to the set due to overvoltage or...

  • Page 19: Remote Control

    3. Remote Control Used to power the set Power On/Off on or off. Mute Used to mute music. Play / Pause Current Song 4 Play Previous Song Play Next song Go Back Go to the Home Screen Move Focus Up Move Focus Left Move Focus Right 11 Move Focus Down...

  • Page 20: Product Installation

    Product Installation 1. Product Design Method and Recommended Installation Location • This product is designed to be used on a table or shelf. • This product can malfunction during cold weather or hot weather. (Operating temperature: 0 to 40℃, Storage temperature: -10 to 50℃) •...

  • Page 21: How To Connect The Power Cord

    2. How to Connect the Power Cord • This product includes a removable power cord. Please connect the power cord after connecting all audio cables. RS151 Concentric Plug Caution: When disconnecting the power cord, always disconnect the power outlet first with the power switch off.

  • Page 22: How To Properly Connect Rear Ports And Cables

    AV receiver as shown in the figure below. • The analog audio output volume adjustment for this product can be selected as “Variable” and “Fixed” through the pre-out level settings. RS151 Power Amplifier, AV Receiver UNBALANCED...

  • Page 23: Connection Between Analog Input Port And Audio Device

    • When using analog audio input as a source, you need to switch the input source to “LINE IN” in the In/Out Setting. You can change the In/Out Setting from the home screen, settings, settings on the ROSE Connect Premium App, and the remote control. RS151 CD Player LINE OUT...

  • Page 24: Optical/Coaxial

    Premium App, and the remote control. Monitor External DAC COAXIAL IN COAXIAL OUT RS151 External DAC OPTICAL OUT OPTICAL IN Caution: Do not input signals other than linear PCM signals such as Dolby Digital, DTS, and AAC to this device. It may cause noise and damage to the speakers.

  • Page 25: Aes/Ebu

    • You can connect an external CD player or other source device to the AES/EBU IN port of this product. • Also, you can use an external DAC by connecting it to the AES/EBU OUT port of this product. RS151 CD Player...
  • Page 26 • If you connect this product to the HDMI port of a TV that provides an ARC connection with an HDMI cable, you can receive audio signals from the TV from the product and listen to music through speakers connected to an external amplifier device. RS151 ARC OUT (HDMI) - 26 -...

  • Page 27: I²S Out

    • You can connect the input port of an external DAC to the I²S OUT(HDMI) port of this product as shown in the figure below. ※ For more information, refer to “In/Out Setting” - “OUTPUT” - “Digital”. (p. 43) RS151 External DAC I2S IN...

  • Page 28: Hdmi Connection

    • You can connect the TV to the HDMI port of this product as shown in the figure below. • Video output signals (up to 3840 x 2160/60Hz) can be played back by connecting this product to a TV. RS151 HDMI - 28 -...

  • Page 29: Pc Audio Connection

    3-5. PC AUDIO Connection • Connect the device as shown in the figure below. RS151 • 3-5-1. After accessing the ROSE website, download the Rose_UsbAudio_[VERSION].zip file in “Downloads” under “Support”. You can access this category by entering the URL in the browser (https://hifirose.com/download) or by scanning the QR code on the right.
  • Page 30 RS151-DAC on your PC as shown below. • 3-6-5. When you set the sound device to RS151-DAC in the system tray area of your PC, you are ready to use the device connected to the USB IN port.
  • Page 31 • A USB 3.0 / USB 2.0 storage device or USB WiFi Dongle can be connected to the USB port of this product. RS151 3-7. How to Connect the USB Audio Output Port to External DAC • Connect the device as shown in the figure below.

  • Page 32: Usb Wifi Connection

    ※ For the WiFi Dongle, it is recommended to use 2.4GHz/5GHz dual-band WiFi. ※ For a detailed description of WiFi, refer to “Network Connection” – “WiFi Connection (Wireless)”. (p. 37) RS151 3-9. Circuit Breaker • This is a circuit breaker terminal to protect the circuit from damage caused by overvoltage or overcurrent.

  • Page 33: Gnd Connection

    GND of an external device. ※ Reversing the signal GND connection may increase noise and cause unintended errors. In this case, please remove the signal GND connection line between the devices. RS151 External Device 4. External Memory Devices (USB) and SATA Storage Devices •...

  • Page 34: How To Connect Ssd

    5. How to Connect SSD 5-1. How to Insert SSD • 5-1-1. Remove the SSD cover fixing screws (2 pcs) on the bottom of the main body. • 5-1-2. Remove the SSD cover by pushing the part marked OPEN. 5-1-2. 5-1-1.

  • Page 35: How To Format After Installing Ssd

    5-2. How to Format After Installing SSD • You can format the SSD connected to this product from the SSD Format menu in Storage Setting. 5-3. How to Copy Files Through the Network • Set SMB ID/PW in Storage Settings. •...

  • Page 36: Network Connection

    6. Network Connection • This product can be connected to the network via wired/wireless connection. 6-1. Ethernet Connection (Wired) • After you connect a LAN to the rear Ethernet port, select ON from the Settings - Ethernet menu to connect to the network. •...

  • Page 37: Wifi Connection(Wireless)

    Google Play Store and App Store on your smartphone. Internet Modem WiFi Router RS151 Phone/Tablet ※ To control this product on your smartphone (ROSE Connect Premium), it must be connected to the same network. (You can configure a single network using wireless network extenders, bridges, etc.)

  • Page 38: How To Connect To Roonready

    7. How to Connect to RoonReady • Before using RoonReady, first access the Roon homepage and create an account. Download RoonCore and install the software on your PC. You can access it by entering the URL into the browser (https://roon.app/en/) or by scanning the QR code on the right. •...
  • Page 39 • Select this product from “Select Audio” in Settings - Audio. • Once the connection with ROSE is complete, you can play and listen to music on the RoonReady. ※ To control this product from RoonReady, both the product and RoonReady must be connected to the same network.

  • Page 40: Default Settings

    Default Settings 1. Power Button • 1-1. You can turn this product on and off by pressing the power button briefly. 1-1-1. If you press the power button briefly, the product will enter the standby mode when the power is on, and the product will be turned on when the power is off. 1-1-2.

  • Page 41: Input

    When activated, the icon changes to gold color and a check mark appears. ※ Only one input can be selected at a time. 2-1-1. RS151 • This is the default mode at first start-up; select it when playing music or streaming sources from a storage device.
  • Page 42 2-1-4. eARC IN • When using eARC Input as a source, select the input source as “eARC IN” in the In/Out Setting. 2-1-5. AES/EBU IN • When using AES/EBU Input as a source, select the input source as “AES/EBU IN” in In/Out Setting. 2-1-6.

  • Page 43: Usb In

    2-1-7. LINE IN • When using LINE Input as a source, select the input source as “LINE IN” in the In/Out Setting. 2-1-8. USB IN • When connecting this product to a PC and using it as a USB DAC, select the source as USB IN in the In/Out Setting.
  • Page 44 2-2-1. USB DAC • When you connect a USB DAC and select USB, a list of connected USB DACs appears. Select the USB DAC you want to use from the list. • If you select USB DAC, the model name of the selected USB DAC appears and becomes available. •...
  • Page 45 2-2-1-3. DSD Mode • When connecting an external USB DAC, up to DSD512 is supported if the DAC supports native DSD, and up to DSD256 is supported if the DAC supports DoP mode. 2-2-1-4. Software Volume Control • You can adjust the playback volume of digital audio data using the ROSE Volume Control software. Caution 1 : Not available in Native DSD and DSD over PCM modes.
  • Page 46 2-2-2. HDMI • You can set up HDMI. • When you select the setting icon for the HDMI, the HDMI Setting screen appears as shown below. 2-2-2-1. PCM Resampling Frequency • Max Sample Rate: You can set the maximum number of samples for the connected DAC. •...
  • Page 47 2-2-2-3. HDMI Passthrough • When you activate it, HD audio formats such as surround music files bypass audio receiver via HDMI without decoding. 2-2-2-4. Software Volume Control • You can adjust the playback volume of digital audio data using the ROSE Volume Control software. Caution 1 : Not available in Native DSD and DSD over PCM modes.
  • Page 48 2-2-3. Digital • You can set AES/EBU OUT, I²S OUT(HDMI), OPT OUT and COAX OUT. • If you select the Digital setting icon, the Digital output setting screen appears as follows. 2-2-3-1. MQA Type • This is the menu to set the MQA playback mode. You can select Authenticator or Decoder mode. Only original sound or decoded audio data can be exported to digital output;...
  • Page 49 2-2-3-3. PCM Resampling Frequency • Max Sample Rate: You can set the maximum number of samples for the connected DAC. • Resample Rate: If you want to output at the same sampling rate as the original sound, select Original Sampling Rate. To use the resampling feature, select the desired Resample Rate. 2-2-3-4.
  • Page 50 2-2-3-6. The low 8 bits of a 32-bit sound sources will be corrected • Some DACs may produce noise when playing 32-bit audio at high sampling rates. In this case, this function can be used to reduce noise by correcting the lower 8 bits. 2-2-4.
  • Page 51 2-2-4-2. Software Volume Control • You can adjust the playback volume of digital audio data using the ROSE Volume Control software. Caution 1 : Not available in Native DSD and DSD over PCM modes. Can be applied after changing to DSD to PCM (up to DSD512) mode.
  • Page 52 2-2-4-5. FIR interpolation phase filter • Even if a specific filter is selected by the user, the ‘Minimum Phase Slow Roll Off filter’ is automatically selected to provide the best audio quality during MQA playback. FIR filters only apply to PCM data, not to DSD.

  • Page 53: Playback

    Playback 1. Default Playback • You can play music and video files by connecting a USB storage device to a USB port on the rear of this product. • SATA HDD/SSD can be installed at the bottom of this product. ※...

  • Page 54: After Media Scanning

    • After the DB scanning is complete, the album art and list of music and videos are displayed, and you can play the music. • You can also add, research, and delete DB through the Music/Video and Settings menu. 2-2. After Media Scanning •...

  • Page 55: Supplementary Information

    Supplementary Information 1. Firmware Update 1-1. Run OTA Update • The system update pop-up appears if the latest version of the update is available while the network is connected. • If you select the “Yes” button in the system update pop-up, the OTA update is in progress. •...

  • Page 56: How To Install The Firmware When The Xmos/Mcu Update Pop-Up Occurs

    • If you select the update button, the system update pop-up is displayed. • If you select the “Yes” button in the system update pop-up, the OTA update is in progress. • After rebooting, the SW system update is complete. Caution: Never remove the power as it may cause problems if you forcibly remove the power during the update.

  • Page 57: If There Is Only A Mcu Update

    1-3-2. If there is only a MCU update • The device automatically reboots after executing the MCU update. 1-3-3. If there is XMOS update and MCU update • The device automatically reboots after executing the XMOS update and the MCU update. Caution: Never remove the power as it may cause problems if you forcibly remove the power during the update.

  • Page 58: Factory Reset

    2. Factory Reset • Factory reset is recommended when this product does not work or firmware update via Internet fails. Upon factory reset, all custom settings including DB Scan data, settings and storage data for each app, apps installed through ROSE Store, WiFi network settings, shared files, and saved playlists are reset.
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  • Page 60: Product Specifications

    Product Specifications Benchmark Input Sensitivity 0dBF 1kHz(Digital), 2Vrms(Analog) Output Impedance 2.84 Ω Output Level 9.0Vrms(XLR), 4.5Vrms(RCA) THD + N 0.0002%(XLR), 0.0003%(RCA) (1kHz, 0dBF) Signal to Noise Ratio 131dB(XLR), 124dB(RCA) Dynamic Range Max 150dB (CCITT filter) Stereo Crosstalk Max -143dB (20Hz-20kHz) Frequency 20Hz - 75kHz (+/-0.5dB) Response...
  • Page 61 Outputs Digital USB 3.0 Type-A PCM 32bit/768kHz, DSD512(22.6MHz) Coaxial PCM 24bit/384kHz, DSD128(5.6MHz) (only DoP) Optical PCM 24bit/192kHz, DSD64(2.8MHz) (only DoP) AES/EBU PCM 24bit/384kHz, DSD128(5.6MHz) (only DoP) I²S-HDMI PCM 32bit/768kHz, DSD512(22.6MHz) Analog Unbalanced, Balanced Video HDMI 2.0 (4K UHD / 60Hz) Trigger DC 12V Network...

  • Page 62: Quality Guaranteed

    • Manufacturer/Country of Manufacture: CITECH Co., Ltd. / Republic of Korea • Identification Code of the Certified Company: SYH • Certification No.: R-R-SYH-RS151 Product Website: www.hifirose.com • Get news about the latest events and new product information from ROSE through the newsletter.
  • Page 63 Things to Check Before Contacting the Service Center • Please restart the product if touch does not work or if the screen freezes. Press and hold the power button for more than 5 seconds to force a reboot. • If the switch does not work while the product is in use, it may be because it was exposed to severe static electricity.
  • Page 64 UK PSTI Statement of Conformity We, Citech, Co., Ltd. hereby declares that this product complies with the applicable security requirements set out in Schedule 1 of The Product Security and Telecommunications Infrastructure (Security Requirements for Relevant Connectable Products) Regulations 2023 at the time of this Statement, required by the UK government in the Product Security &...

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