Features:
- The version is 4.2. It can be compatible with all mobile phones and Bluetooth adapters on the market.
- The distance is 15 meters in open space.
- It supports automatically connecting devices that have been paired and playing music automatically.
- F class power amplifier 5W+5W, high power output, over 8002 sound quality.
- It supports USB sound card, no drive, plug and play.
- Good sound quality, suitable for upgrading and refitting the idle sound box and DIY production.