Bluetooth version: V5.1

Speaker: bone conduction vibrator speaker

Battery: 170MAH

Life time: about 12 hours

Charging time: 2 hours

Bluetooth distance: about 15 meters

Headphone size: 6.7*5.2*1CM

Support function: music play, pause. Incoming calls are answered, but rejected. Ios battery display, automatic connection, call siri voice assistant, etc., caller ID.

The price is negotiable, and the quantity is good.

Business manager：Anita

E-MAIL：  maoxian0704@outlook.com

WECHAT/TEL/WHATSAPP:86+15870600744