This Panasonic SB-WA930 subwoofer delivers crystal clear sound with its 120W RMS power. Designed for use with Panasonic audio systems, it is compatible with Panasonic brands and features wired connectivity with AUX audio inputs. The subwoofer is rectangular with a silver finish and has dimensions of 20" in length, 16" in height, and 11.5" in width. The unit is powered/active and comes from Malaysia. It weighs 33lbs 6oz and is a single unit including the subwoofer. The model number is SB-WA930, and it is in excellent working condition. This subwoofer is perfect for enhancing the audio experience of your Panasonic audio system.