Features 1. 3-channel optical fiber digital audio inputs, freely switch to 1-channel optical output, and decode to 1-channel L/R analog audio output and 1-channel headphone output. 2. Uses 24-bit audio DSP and 96KHz/24bit DAC digital processing chip, supporting AC3/DTS/THX/HDCD/PCM and other digital audio formats. 3. Automatic detection and recognition of input digital audio signal format, output stereo analog audio, memory function during power failure, no need to switch signal source after restart. 4. One-button input source switching and power standby, convenient and fast. Headphone output can directly drive universal 3.5mm plug headphones. 5. With DC over-voltage protection function, effectively preventing product damage when incorrect power supply is used, low noise. Specification Item Type: Audio Decoder Material: Metal Color: As the picture shows Weight: Approx. 266.0g/9.4oz Supported Audio Formats: DTS/DTS-CD/AC3/HDCD/THX/PCM/LPCM Digital Input Level: 0.1-1Volts p-p L/R Analog Output: 800mV RMS Headphone Output Power: 30mW Signal to Noise Ratio: 90dB Distortion: 0.1% Frequency Response: 20Hz~20KHz Maximum Working Current: 350mA Power Adapter: AC100-240V 50/60Hz DC5V/1A Package List 1 x Audio Decoder 1 x Power Adapter 1 x Manual