JBL - Cinema 500 - 5.1 Channel Home Theatre Speaker System Description 1)Video-shielded speakers may be placed near TV monitor without magnetic interference 2)CEA-color-coded speaker wires simplify connections 3)Subwoofer controls permit easy tuning of bass performance for room acoustics and personal preferences 4)Subwoofer line and LFE inputs ensure noise-free connections to virtually any A/V receiver 5)Subwoofer auto on/off for maximum energy savings 6)Low (less than 1 watt) subwoofer standby power consumption meets new European guidelines 7)Built-in keyholes for easy wall-mounting of satellites