Two-Ports SPDIF (1 x Optical and 1 x Coaxial) digital audio input, one USB2.0 interface. You can

 switch freely between different signal sources.

Output 5.1 channel analog audio, can be connect to the amplifier or TV

24 bit/96KHz digital audio decoder

Support digital audio formats: Dolby digital (AC3), DTS, LPCM

Support music file playback of USB disk, can play music files, support lossless Music

The USB port can provide charging for mobile devices

Automatic identification input digital audio signal format, automatic track test

Multi-output mode support: Original (PASS) / stereo (2CH) / 5.1 channel, can be flexible with speaker

10 step audio volume control and Quick mute

Power-off memory

High tone quality, low noise