?Seller technical support: Please remove the cable caps before using the optical cable.When you encounter noise or mute problems, you only need to replace the audio cable or set the PCM audio to solve it. Contacting the sellers technical support is the best choice.
Please Note:
1. Do Not Use Other Plugs, It Can Only Use 5V 2A Plug
2. The adapter is incompatible with 5.1 Channel Signal such as Dolby AC3, please set the audio output to PCM or LPCM.
3. This Converter can't adjust volume, please adjust the volume by your input device or output device.
Specification:
Input:5V--2A
Output:5V--2A
Color: Black
Dimensions: 2.0*1.6*1.0inch
Net Weight: 2.75 oz
Accessories Description
1 x Digital to Analog Audio Converter
1 x Toslink Cable (Optical cable)
1 x 5V/2A Power Supply
1 x User Manua


