NFC Bluetooth Stereo Headphone, Bluetooth V4.1 music Headphone Over-Ear

NFC Bluetooth Stereo Headphone, Bluetooth V4.1 music Headphone Over-Ear

Key specifications:

1. Bluetooth specification: V4.0
2. Bluetooth profiles: HSP, HFP, A2DP and AVRCP
3. Operating distance: 10 meters Class II
4. Rechargeable 430 mAH Li-polymer battery
5. Talk time: Up to 17 hours
6. Music playing time: Up to 16 hours
7. Charging time: About 3 hours

Special features:

1. Folding and retractable design, easy to take with you.
2. Support APTX and AAC(optional).
3. Embedded microphone for hands-free conversation from Bluetooth-enabled cell phones.
4. When receives an incoming call, the music will pause automatically.
5. Easy controls for mute, call transfer, voice dial and call answer/end/reject.
6. Support remote control of play/pause, previous/next track, volume up and volume down.
7. Automatically connect to the last connected Bluetooth device.
8. Built-in echo cancellation.
9. Display headphone's battery on the iPhone.
10. Micro USB connector charging via AC charger or computer USB port.
11. 3.5mm Line in jack allows headset to work without battery.