M9 Bluetooth 5.1 Business Style In-ear Stereo Wireless Bluetooth Earphone(Black) Tag-Card Socket electronic keyboard and other equipment

electronic keyboard and other equipment transfer

Carton Size 50cm * 32cm * 32cm / 19

1 Compliant

high-quality sound

720P webcam x 1

M9 Bluetooth 5.1 Business Style In-ear Stereo Wireless Bluetooth Earphone(Black) Tag-Card Socket electronic keyboard and other equipment1. Bluetooth version: 5. 1 2. Bluetooth distance: 10 meters 3. Talking listening time: about 10 hours 4. Epoxy button, comfortable hand feeling 5. After connecting one ear to the mobile phone, turn on the other earphone and double click the button. After 3 seconds, it will be automatically paired. 6. Big diaphragm loudspeaker sounds, HIFI high fidelity sound effect 7. Waterproof design, effectively prevent sweat from damaging components 8. The