The slimmest, lightest hi-fi Bluetooth speaker in the world. Only 3/4" high to disappear below tablets/monitors and slip into a jacket pocket, weighs only 7.1 oz. -- state-of-the-art sound quality and ultimate portability * Connect via Bluetooth for extended wireless range (for music or speakerphone) or use the included audio cable for maximum battery life (up to 20 hours). Patented Bass Battery add deep bass and up to 12 hours battery life (Bluetooth on) * Sub output connection for optional Soundmatters foxLO palm-sized powered subwoofer. Turns DASH7 into the ultimate tiny convertible desktop/travel friendly hifi system. * International high power charging kit, cables, case/angling stand included. * Vibrant Red, Arctic White, or Midnight Black