Wireless Earbuds, AMICOO Bluetooth 4.1 Lightweight Neckband Headset, in-Ear Wireless Sport Stereo Bluetooth headphones with Mic for Running SOUND QUANLITY:Full HD sound,strong bass pipe and high sensitivity microphone emphasize low tones for a clear, realistic optimum sound quality in-ear ergonomic earphones make it never falling out and extremely durable cable perfect. In addition the magnet design, make it perfect fixed when you do sports NOISE REDUCTION- CVC 6.0 smart noise cancellation, with superior sound isolation, efficiently reduces unwanted sounds and outside noises, A perfect wireless headset to be used in gym, square, station and anywhere Noisy environment BLUETHTOOTH4.1V easy and fast pairing with smart-phones, tablets and other Bluetooth enabled music devices. AMICOO ear-buds provides pure, CD-like Stereo sound for compatible devices. Support Answer / Reject / Hang Up a call, last call redialing SUPPORT MULTI-POINT CONNECTION,can connect two Bluetooth devices at the same time. Compatible for iPhone7,Samsung Note7 ,Huawei P9, any smartphones,Wireless range up to 10 meters BUILT-IN 250mAh LITHIUM BATTERY: about 5 hours of continuous phone time, around 3 hours music time, around 180 hours of standby with about 1.5 hours fully charging time