BeFree Sound's sound double 10 inch subwoofer Bluetooth portable party speaker is an all in one party companion! This speaker not only delivers clear and extremely power sound, but provides a light show to go with it. Each of the large 10 inch sub-woofers has built in reactive party lights which illuminate and liven up any scene. The unit features a top control panel with two large illuminated volume control nobs with a stunning blue Halo light. Separate volume control for the included microphone and the general speaker volume allow you to control the sound settings to perfection. Whether you will you this unit for public speaking, or social events, You simply can't go wrong. Item Measurements: 35.4" X 12.6" X 11.5" Item weight: 31 lbs. Features: Bluetooth FM radio SD input USB input built in reactive party lights two 10 inch sub-woofers line in L and R charge/ charge full indicator built in side handles two 2.75" Tweeters 2.5" Illuminated mic volume nob 2.5" Illuminated volume nob digital setting Display two top handles 8.5" X 2" For easy transport can be rolled in front of behind treble, bass and echo controls mic input guitar input AC 100-240V 50/60Hz includes remote control: requires 2 x AAA batteries (batteries not included) Includes wireless microphone: requires 2 AA batteries (batteries not included) separate light on/off switch 14" Extendable antenna Item dimensions: 35.4" X 12.6" X 11.5" Item weight: 31 lbs.