Meet the Ultimate Ears Hyperboom Party Speaker: a loud Bluetooth speaker that can sync and play music from 4 different devices. You can switch between them with the press of a button. This speaker lasts up to 24 hours on battery. It has a spill and splash proof design, so you can take it with you outdoors.
The Hyperboom Speaker has an adaptive EQ to deliver rich sound in any environment. It has one-touch music control. Hyperboom has a USB charging port for your smartphone. This speaker has a working range of 150ft.[where to get it]