Awei A500BL Wireless bluetooth Headphone Folded CVC6.0 Noise Cancelling Stereo Headset with Mic

Features: The A500BL's remarkable noise reduction technology allows you to immerse yourself in music and enjoy pure quiet moments. Folding design, portable folding, flexible wearing, easy and simple music life, just a few steps, you can put it in your backpack. Light and atmospheric, the 139g lightweight design is equivalent to the weight of a hat. The earmuffs are made of high quality protein skin and are very comfortable to wear. Specifications: General Specification Brand Awei Model A500BL Color Black, Black+ red, Black+ yellow Wearing Type Over-ear Net Weight (g) 139g Technical Parameters Microphone Yes bluetooth Version V4.0+ EDR Transmission Distance 10m Receive Sensitivity 111dB Impedance 32 Frequency Response 20-20kHz Battery Capacity 300mAh, 3.7V Charging Time (h) 2-4h Working Time (h) 7-10h Standby Time (h) 300-450h Package Included: 1* Awei A500BL Wireless bluetooth Headphone 1* USB Charging Cable 1* 3.5mm Audio Cable