- Bluetooth version 5.0
- Two TWS speaker inter-connection pairing
- Independent multi-function button
- Stereo heavy bass sound effect
- Real time boardcast.
- Support for tf card playback mode.
- Small size loud volume can hear it clearly in noisy environment.
- Built-in 1200mAh battery listening for about 10 hours for a long time , about 120 hours for stand-by
