This S11-HD Bluetooth headphone provides you a feeling of comfortable listening experience. In-ear design， very cool and trendy once you are wearing it. You can have a long talk with your friends， so compact and portable that you can use it anywhere， anytime. Enjoy your hands free phonecalls.
 
Main Features:
Bluetooth: V4.0
High quality materials， lightweight body allows you to wear more comfortable
Volume control function for sports convenient
HD microphone for quality conversations
With NFC function
Power supply: Built-in rechargeable li-polymer battery