1 built-in wireless wireless transmission, call hands-free function
2 hands-free protocol (HSP V1.2 HFP V1.5)
3 stereo audio transmission protocol (A2DP V1.2)
4 BT5.0, subwoofer speaker wooden soundbar
5 wireless connection distance up to 10 meters
6 support playing MP3 songs of U disk and TF card+TWS+JACK 3.5MM
7. support FM automatic search, built-in super FM antenna
8. support recyclable charging
9. TWS 1:1 Serise