Passive OMNITRONIC BOB-82X subwoofer with two 8-inch bass-reflex woofers, designed for low-frequency reinforcement of BOB satellite speakers. It provides 300 W total RMS power handling, a frequency range of 55–250 Hz, 102 dB sensitivity, and 125 dB maximum SPL. The vented 15 mm MDF cabinet includes an integrated crossover, two satellite outputs with high-pass filtering, four carrying handles, and a black textured finish.