Lowi 800w RMS Powered 15" Sub + Double Column Speaker set (SP99)Product Name: 15 inch Subwoofer w Double Column Speakers Model: SE 15D + 2*SE 104 brand Name: Lowi Color : Black Quantity: 1 set per purchase (1 sub + 2 top) Warranty: RTB 12 Months Domestic 6 months Commercial A Perfectly sized unit with a 15" Subwoofer and column speaker, just one audio input into the sub and you can link out to the top speakers; the overall size is skinny to make you more room! With Multi way audio input including Bluetooth this