Bring powerful, portable party sound with the Sony ULT Tower 10. ULT POWER SOUND delivers boosted bass and high-volume playback, while TV Booster mode and the included optical cable enhance TV audio. Connect via Bluetooth or pair another ULT Tower 10 — or up to 100 compatible Party Connect speakers — for wide stereo sound. Splash-proof design resists light splashes. Microphone and guitar inputs plus the supplied wireless microphone make it ideal for karaoke and live jamming. Control lights and music with the Sony Music Center and Fiestable apps (download required). Includes AC power cable, wireless microphone, 2 AA batteries, and optical cable. 12-month manufacturer warranty.