Business Sports Single Side Bluetooth Earphones New Car Mounted Bluetooth Earphones Wireless No In Ear Long Battery Life

Bluetooth version: V5.4Supporting protocols: HFP, A2DP, HSP, AVRCPTransmission distance: open and unobstructed distance ≥ 10 metersControl method: Touch controlEarphone battery capacity: 50mAh/3.7VMusic playback time: 6HCall time: 5-6HEarphone charging method: TYPE-C...