Features:
1. 100% brand new and high quality
2. Wireless Bluetooth headset， compatible with Bluetooth enabled devices， such as for iPhone， for iPad， for HTC， for Lenovo， for Samsung， Tablet PC， etc.
3. Built-in NFC chip in the right earcup of headset， support pairing through NFC function.
4. Enhanced noise reduction， good choice for listening music， watching movie， answering phone calls， etc.
5. High precision 50mm magnetic neodymium driver， bring you vivid sound field， sound clarity， sound shock feeling.
Multifunctional keys allow you to power on/off， answer/hang up/reject/redial call， pause and play， vol+/-， next/previous track.
6. Supplied with a 3.5mm cable that you can use to connect the headphone to devices without Bluetooth.
7. Up to 10 hours playing time and standby time 250 hours.
8. Powered by the lithium battery (can be charged via USB).
9. Earmuffs used with skin-friendly leather material， and super soft Over-ear pads that is more comfortable for long time wear.
10. Good quality and fashionable appearance; adjustable length hinges and very comfortable to wear.

Specifications:
1. Bluetooth version: V4.1+EDR
2. Operation distance: 10m
3. Speaker diameter: 50mm
4. Microphone unit: 4 * 1.5mm
5. Impedance: 32ohm
6. S.P.L: 106dB S.P.L. at 1KHz
7. Frequency response: 20HZ-20，000HZ
8. Battery: Built-in rechargeable 3.7V/250mAh lithium-ion battery
9. Successive time: about 8 hours
10. Standby time: 180 hours
11. Input DC: 5V/130mA
12. Charging time: Approx. 3 hours
13. Plug type: 3.5mm stereo
14. Audio cable length: Approx. 120cm / 3.94ft
15. Chager cable length: 55cm
16.color:Black，White
Note;Please leave us a message for what color you want，or we will send you at randomly，thx.


Package included:
1 x B3505 Headset
1 x USB Charging cable
1 x Jack-jack 3.5mm audio cable
1 x English user manual