Wireless Bluetooth Stereo Headphone Universal Vibration Flex Neck Strap Style Earphone Headphone for iPhone, Samsung, Note Android Cellphones Enabled Bluetooth Device(silver) Sunwand wireless bluetooth headphone can UP TO 8 HOURS Music playing for full battery charge.This kind of bluetooth earbuds headsets can super quick charge time with full charge light indication.Built-in 85mAH battery. This sports bluetooth headphone with less background noise, sounds very clear Sunwand Bluetooth Stereo Headset have two powerful audio drivers on each side offering balanced audio and crystal clear sounds, providing a comfortable and dynamic listening experience. This wireless bluetooth headphone has magnetic ear buds snap into place when not in use; music controls on neck strap.This bluetooth earbuds can provide 10 Hours Of Listening/20 Hours Of Talk Time This Bluetooth Stereo Headset has best workout sweatproof bluetooth earbuds. This sports bluetooth headphone great for hands-free driving, Running, Jogging, Hiking, Biking, Gym etc. Stay in Ear Tech with Comfortable Ear Hook.