1. upgraded Bluetooth audio receiver, Bluetooth 5.2 chip, compatible with most smartphones and tablets on the market, stable connection. 2.Digital to Analog converter,with coaxial input,3.5mm audio+R/L output,use it on your TV, connect it to amplifiers or players to play audio 3.U disk play,support MP3.WAV,FLAC,,WMA music .Up to Max 64GB memory card 4.With Microphone input,external microphone can be connected to the speaker and sing to 5.Support IR remote control,free your hands and make operation more convenient( Note:it not support Power ON on the remote control) Colour:black Material:ABS Package Contents: 1 x Bluetooth DAC Converter 1 x Remote Control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.