Headphone Adapter & Splitter, Headphone Jack Audio & Charge Connector Splitter Calling/Charger/Music/Remote Control for iP7/7 plus/8/8 plus/X 11111111111111 Bluetooth V3.0, + EDR, Class 2; Bluetooth Profiles: A2DP & AVRCP; Bluetooth distance: up to 10 meters/393.7inch Use with home stereos, speakers, car stereos, headphones etc by 3.5mm stereo inlet socket Power supply: Inner Li-Battery charging via Micro USB cable;Support headphones like: iPhone, Android phones, other smart phones which with Bluetooth A2DP functions Leegoal bulk packing with good quality warranty.