2017NEW STN-444 Wireless Bluetooth Headset Earphone Stereo Bass Music Sport Handsfree with Mic for IOS Android Smartphone

Specification Of Bluetooth

Bluetooth version:V4.1+EDR

Operation distance:10m

Rechargeable lithium battery:60 mAh

Talk time:up to 2.5 hours

Music time :up to 1.5 hours

Standby time:up to 45 hours