1. The Bluetooth version: 4.1
2. Accept or reject phone calls while listening to music
3. Enjoy the stereo Music while sporting or driving
4. Pair with Bluetooth enabled PC Tablet Mobile Phone
5. Support to connect two devices once at same time
6. Standby Time: up to 10 days
7. Working Time: Over 8 hours
8. USB Charging for 2 Hours
9.Working Distance: about 33 Feet (Range based on without any obstacle) 

• 1.Just for the color In order to make 5 colors(green, blue, yellow, white, black) of Headset can be show perfectly, bring you ultimate experience.
• 2.Long-lasting comfort Ear cups are composed of artificial protein leather, suitable to wearing for long time. 360 degree rotation ear pads, are best to fit your ear.
• 3.Foldable and stretchable design Foldable design makes the headset becomes compact, easy to carry for your outdoor use. Thus, you may adjust the headband to most appropriate length for your wearing.
• 4.Drive units made for pure sound With 2 40mm, 50Ω built-in drive units inside B2, it has a special cavity structure to ensure smooth air flow, and detailed sound output to your ears.
• 5.Perfect sound and talk is composed of latest Bluetooth 3.0 chipset high quality wireless music and clear human voice. Additionally, 1.5 days(33 hours) music playtime and almost 2 months(1300 hours) standby time, may let your color revolution through and through.

1*Wireless Bluetooth Headphone 
1*Micro USB Charging Cable 
1*3.5mm Audio Cable 
1*User Manual

We are capable design, production, strict quality control system and satisfactory after-sale service.

With advanced technology, rich experience and active attitude, we serve customers all over the world, gain satisfactory feedbacks and enjoy a good reputation for our high-quality products, exquisite techniques, user-friendly and prompt delivery as well as best OEM service.

Most importantly, we are eliminating costs associated with traders.

  And we will check all the goods before shipping.