INL3D Sport Wireless Earphone Bluetooth Headset Sweatproof Running Gym Stereo Noise Cancelling for iPhone LG Samsung High-fidelity, CD quality sound effects, high sensitivity microphone, clear voice, no echo Paired with a smartphone, easy to remote control the incoming calls, play/pause music, tracks and volume Simulation ear canal design provides you comfortable wearing experience Built-in rechargeable lithium battery for long working time Full support for HSP, HFP, A2DP and AVRCP APT-X Bluetooth profile, compatible with most Bluetooth-enabled phones, PC, Pad, tablet, and reduce external noise