[BASS KICK]: The 10mm Bass drivers on the Bluetooth neckband earphones add bass to every beat to make your favourite songs more groovy so that you hear every lyric and join to sing along. [HIGHLY COMPATIBLE] : The bluetooth neckband is compatible with Android and iOS smartphones. It can also be compatible with Tablets and iPads. Watching movies or listening to music get the best sound with Bluetooth neckband earphones.