JBL PartyBox 310 Bluetooth Speaker Features: • Powerful JBL Pro Sound with 240W output. • 18-hour battery life and smooth-glide wheels to take the party anywhere. • Dazzling light show synced with the beat of the music. • IPX4 splashproof. • Backlit buttons for DJ control in the dark. • Compatible with most speaker stands. • Dual mic and guitar inputs (Jack 6.3mm )with built in vocal tuning. • Sound effects to get the crowd excited. • Bluetooth or USB input. • True Wireless Stereo: wirelessly link two together for a huge, stereo sound. • JBL PartyBox App: control your party with your phone: switch tracks, customize lightshow and more.