Bluetooth Headphones,Anbes Wireless Neckband Stereo Sweatproof Running Headset/Earbud/Earphone/Earpiece Built-in Mic for iPhone and Android (Grey ) Perfect Design:Behind-Over the Ear Ergonomics and Sweatproof,Ultralight and neck-strap designed make you secure fit ears.Perfect For Exercising, Running, Climbing, Riding, Skating, Camping, Fishing, Driving or other activities. Rotatabale and Andjustable:This the rotating earbuds can adjustable the angle make it perfect fit for your ears.It canhelps your ears protected from painful and uncomfortable.stays in position during the most strenuous exercise movement. Advanced Bluetooth V4.1 technology And Simple One-button operation:a single button with multi-function controls answer/hang up calls and play/stop/track music. You need not touch your phone and enjoy real freedom by wireless connection. High-fidelity stereo music and clear speech:built-in HD mic with CVC6.0 noise cancellation technology .Long battery life makes you play music up to 10hours With Faster charge. Compatible With most Bluetooth-enabled Smartphones Pair with Any 2 Devices:It can can easily and quickly compatible with 99% smart devices, such as PC Tablet, iPad iPod Motor LG HTC phones.