100% Brand New.Bluetooth specification: 4.1

Bluetooth profile: HSP 1.2， SPP 1.2， AVRCP 1.4， HFP 1.6

Stand-by time: About 80 hours

RF range: 10m

Charging Time: About 2 hours

Calculating Conversation Time: About 4 hours

LightWeight: 25.5g

thrilling sound quality.

built-in rechargeable battery.

Sweat-proof material.

Built for superior comfort.

Color Classification: white，black， Red.

Function:

Caller report/line control answer/hang up/rejection/on-off/redial/mute/volume adjustment/Chinese-English shifting/intelligent one-driving-two music pause， up and down song switching

Package Included:

1*Bluetooth Earphone

1*USB Charger Cable

1*User Manual