Bluetooth Headset, Maxbo In-Ear Headphones Wireless Bluetooth Sport&Running Stereo with Noise Cancelling Earphones Earbuds for iPhone7 Android (Black/Red) Incredibly Comfortable, Secure Fit Bluetooth Earbuds. Designed to stay in place and not fall out. Amazing Volume and Sound Quality- Bluetooth 4.1 technology delivers astonishing acoustics, with that deep bass you crave. Sweat resistance- Ideal use as Gym headphones, sports Headphones, running Headphones. Convenient on-board controls allow you to answer calls, skip tracks and pause/play your music without the need to reach for your phone. Bluetooth function: Compatible with Advanced Bluetooth Version 4.1+EDR System Cellphones, devices providing the Bluetooth Headset.