The ECOXGEAR EcoPebble Lite is a compact, portable audio solution with Bluetooth connectivity, a 7-hour lithium-ion battery, and waterproof design that floats. The EcoPebble Lite includes a built-in -inch attachment for optional mounting, such as the ECOXGEAR suction cup or handlebar mount (not included). It has a rugged, impact resistant outer shell. The EcoPebble Lite is the ideal compact speaker for all your adventures.