X7 Wireless Bluetooth 4.0 Sport Stereo Subwoofer In-ear Headphones Earphones Earbud Headphone Headset with Microphone Handsfree Calling for Mobile Phone iPhone Samsung LG Sony iPad Tablet Laptop with Carrying Bag Black Control music and calls from the headphone wirelessly,Subwoofer and stereo sound; With mic allows you answer the call anytime and anywhere (answer / end / reject /redial last number).Playing music: Volume control; Previous / Next song control; Compatible with most Bluetooth mobile phone, tablet, laptop.Support connecting two phones simultaneously; There's no need to plug your headphones into your smartphone or MP3 player which eliminates a lot of clutter; These Bluetooth headphones pair effortlessly with your device and provide maximum comfort.