Get wet and wild with the iBT15 splash proof Bluetooth-enabled wireless system with built-in speakerphone capability. Stream wireless digital audio via Bluetooth from your iPhone, iPad, Android, Blackberry and other Bluetooth-enabled devices. Dual coil speaker and amp for bigger, cleaner sound. Built-in mic and voice echo cancellation make speakerphone use a pleasure. Operates on internal rechargeable battery. Aux-in jack for playing almost any audio device.