Bring the party wherever you go with the iBT751 Bluetooth speaker with speakerphone. Stream music wirelessly from your Bluetooth-enabled device. Enjoy your music without missing a call. Works with free Melody voice powered music assistant app to play music from iHeartRadio, Spotify and more. Aux-in jack to play audio from any device equipped with a headphone jack. Two stereo drivers for rich, detailed sound. Color changing mode for fun, fabulous color eff ects which can be controlled via free app. Project color patterns on the wall to create a party mood. Operates on internal rechargeable battery, charges via included USB charging cable. New Smart Button with iFTTT integration to control lights, thermostats from popular brands, as well as iHome SmartPlugs.