Darkiron H5 Bluetooth Headphones Wireless Stereo Earbuds with Mic for Sports Running Compatible with iPhone Sony Samsung and Android Smartphone etc.(white/rose gold) Bluetooth V4.1 version : We give you the power of Bluetooth V4.1 technology for seamless syncing to your favorite wireless devices and Support Voice Control, re-dial latest phone number, Volume control, scan forward Comfortable and Secure Fit: Ergonomic 3D Neck-behind, minimal&sweat-proof design, flexible and durable design, also it will reduce background noise, so it is the best choice for you Long-time Enjoying:Up to 11 hours of talk time and 12 hours of music and 350 hours of standby with a full charge Universal connectivity: H5 bluetooth headphone can pair with 2 different devices simultaneously, the latest Bluetooth headset can easily and quickly compatible for including iPhone, iPad, Android cell Phones, Windows Phones, Google Nexus smartphones and more up to 10 meters 33 feet The bluetooth headphones come with a USB Charger Cable, 2 sets of eartips, Instruction Manual and Warranty Card. 1-Month Money Back Warranty