BASSLINK SM2 8" (200mm) Self-Powered Underseat Subwoofer System, SUBBLSM2, Infinity, 8" (200mm), 125W RMS, 35Hz – 120Hz, 15A, 12A, <800mA, 0.05V – 2V Line-Level Input; 0.5V – 20V High-Level Input, 50Hz – 120Hz, 12dB/octave, 0dB to +9dB @ 70Hz, 13-9/16" x 9-7/8" x 2-13/16" (344mm x 250mm x 71mm)