Description
Here are the detailed technical specifications for the Ranhe RH-899X 5.1-Channel Digital Audio Decoder & DSD Audio Player:
Core Hardware & Architecture
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* Master CPU: 6th Generation High-Performance Imported Processor Core
* Digital-to-Analog Converters (DAC): 3x ESS Technology ES9023P high-end dual-channel DAC chips (managing 6 output channels total at 24-bit/192KHz)
* Optical/Coaxial Receiver Chip: Crystal CS8416 (supports ultra-low jitter, 32-bit/192KHz processing)
* HDMI Processing: Lontium LT8641UXE HDMI 2.0 & 4K@60Hz audio/video separation chipset
* USB Sound Card Chip: C-Media CM108 digital sound card controller
* Power Management: Highly stable DC-DC wide power distribution circuit featuring the XL1509-5.0E1 chip
## Audio Format & Decoding Support
* Surround Sound Formats: Full hard-decoding for true DTS, Dolby AC-3, Dolby Digital Live, DTS-ES, LPCM
* Direct Stream Digital (DSD): Supports raw DSD64, DSD128, and DSD256 native playback via USB/SD media inputs
* High-Resolution Lossless Formats: FLAC, WAV, APE, HDCD, ISO Audio, WMA, MP3, OGG, M4A
## Connectivity Interfaces
* Input Ports:
* 2x HDMI 2.0 Inputs (supports 4K x 2K @ 60Hz and 3D video pass-through)
* 1x HDMI Output with ARC (Audio Return Channel for connecting directly to a TV)
* 1x Digital Optical (SPDIF/Toslink) Input
* 1x Digital Coaxial Input
* 1x Bluetooth 5.0 Receiver (Includes dedicated screw-on external high-gain antenna)
* 1x USB 2.0 / 3.0 Media Host Port (Front panel; supports flash drives and hard drives up to 2TB)
* 1x USB-PC Port (Rear panel; allows the unit to act as an external computer sound card)
* 1x SD Card Slot (Rear panel)
* 1x RCA AUX Stereo Input (Left/Right analog)
* Output Ports:
* 6x RCA Analog Line Outputs (True 5.1 Channels: Front Left, Front Right, Center, Subwoofer, Surround Left, Surround Right)
* 1x Digital Optical Output (Digital bypass/passthrough)
* 1x Digital Coaxial Output (Digital bypass/passthrough)
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## Performance Parameters
* Maximum Sampling Rate: Up to 192KHz / 24-bit (via Optical/Coaxial)
* USB Decoding Spec: Direct hardware decoding up to PCM 768KHz and DSD256
* Total Harmonic Distortion (THD): < 0.001%
* Analog Output Level: 2V (Vrms) line level
* Power Supply Requirement: DC 12V / 1A external barrel jack power adapter
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## Physical Design & UI
* Chassis Material: Brushed Aluminum Alloy front faceplate with a solid metal casing
* Display UI: 2.8-inch TFT Color Display Screen (59mm x 44mm) providing track metadata, file format tracking, sampling rate, and live channel status
* Control Elements: Front clickable infinite-scroll encoder knob for volume and options tracking, standalone menu navigational keys, and an Infrared (IR) Remote Control
* Dimensions: 240mm x 97mm x 60mm (Width x Depth x Height)