Active Noise Canceling Bluetooth Headphone

* Active Noise Cancelling Headphone: Significant noise reduction for travel, work and anywhere in between. Noise revel reach 30db.

* Acoustic structure design: Its advanced technology deliver solid low end, accurate mid and crystal-clear highs.

* Bluetooth 4.2 Stereo Headphone: the advanced audio coding produces a zero-damage audio experience, and also solves the problem of export delay. The result is a new level of wireless audio quality.

* Intimate Design:The headband use the top material, and passed 5000 anti-break test, It’s durable and comfortable.

* Soft And Comfortable: Hypoallergenic bicast leather cushions are smooth and soft for velvety ear-cradling goodness. You will be cool and comfortable for all day listening.

* Long standby battery: it use 600mAh battery, you just need to charge for 2 hours to be fully charged.

• Bluetooth: 4.2

• Noise Level: 30dB

• Speaker Diameter: 40mm

• Speaker Impedance: 32 Ohms

• Range: 33ft (No obstacle to prevent the single)

• Driver Sensitivity(S.P.L): 103dB/mW

• Frequency Response: 20Hz---20KHz

• Battery Life: 600mAh (16h ANC playback, 20h music playback )

• Head bow can be adjusted flexibly. The adjustable range:1.2-- 2 inches (3--5cm)