TWS Bluetooth 5.0 Earphones Wireless Headphone Bone Conduction 9D HiFi Stereo Sport Handsfree with Microphone black

Description

Wireless connection Bluetooth 5.0.Bluetooth protocol HFP/A2DP/ HSP/AVRCP.Communication distance 10 meters (accessible open environment).Dual headphones continuously listen to songs for about 10 hours.