INFINITY SYSTEMS BU1 SUBWOOFER Condition is used, good condition with regular signs of use, please, see photos. Tested, sounds great. Description: This Infinity BU-1 Powered Subwoofer is used and in good working and fair physical condition. There are some marks, scratches and dings in subwoofer due to use. Please see pictures. The Size is 13 in W/ H/ L (width, height, Length) PERFORMANCE-DATA Frequency Response: 45 ~ 150Hz, ±3dB Input Sensitivity: Low Level: 50mV High Level: 1V Input Impedance: Low Level: 10kΩ High Level: 200kΩ Output: 50W RMS DRIVEUNITS Driver: 8" woofer Crossover Frequency: 50 ~ 150Hz (continuously variable) FINISH Cabinet Finish: Ebony Pica DIMENSIONS Width: 11-1/2"(29.2cm) Height:* 11-1/2"(29.2cm) Depth: 11-1/2"(29.2cm) * Does not include 1-1/4"(3.2cm) for feet. Local pick up, or shipped with USPS Priority Mail, same day shipping. Thank you for visiting. Please, browse through my other listings.