Logitech Z-5300 5.1 THX-Certified speaker setup. 280-watt PC speaker system, 560 watts peak power dual chamber subwoofer for louder and lower bass selector switch for surround sound from stereo, 4 channel or 5.1 sources subwoofer with 2X bass energy and innovative design with removable grilles plus aluminum phase plug drivers. Comes with 4 wall-mountable satellite speakers, 1 center channel spe...