Features of the product Cable, do not need. High-quality sound only, Arebaii. Full wireless earphone "W800BT" It adopts the Bluetooth technology, stress-free earphones that completely eliminate the cable. In 8.6mm dynamic driver installed, you can high-precision quality playback in Pure. In addition, the ergonomic design, and comfortable fit is obtained. Because it is completely stand-alone wireless, stress-free comfortable to use It adopts the Bluetooth technology, the cable that connects the left and right of the earpiece even to eliminate, innovative full wireless structure. Stress is a free earphone cables out of the way even in the crowd. Hands-free calling is also possible with the built-in microphone. I do not think wireless, high-quality playback of accuracy in the Pure By 8.6mm dynamic driver with a reproduction frequency band of 6Hz ~ 22kHz, realization bass, mid-range balanced, with clear highs that thick. Also block the noise from the outside, it has adopted a sealed structure that allows for accurate sound reproduction in the clear. A long period of time even fatigue wearing, ergonomic design Design and construction based on the ergonomics, and the adoption of the stabilizer, comfortable and firm fit is obtained, has achieved a comfortable to wear that fatigue is also a long period of time attached. Charging case, which also serves as a USB charger Comes with a charging case, which also serves as a USB charger, can be 5 times of the charge to the earpiece if when fully charged (about 3 hours playback on a single charge). Carry easy to compact size.