13ch optical fiber digital o inputs, freely switch to 1ch optical output, and decode into 1ch L/R analog o output and 1ch headphone output. 2Adopt 24bit o for DSP and 96KHz/24bitDAC digital processing chip, support for AC3/DTS/THX/HDCD/PCM and other digital o formats. 3Automatic detection and recognition of input digital o signal format, output stereo analog o, power off memory function, no need to switch signal source after restart. 4Onekey switch input source and power standby, convenient and quick, headphone output, can directly drive 3.5mm plug universal headphones. 5With DC overvoltage protection function, effectively prevent damage to the product when the wrong power supply is used, low noise. Item Type:o Decoder Material: Metal Color: As Picture Shown Weight: Approx. 266.0g/9.4oz Support o Format: 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 1 x o Decoder 1 x Power Adapter 1 x Manual