ELAC PS350-BK 12" Subwoofer (2023) - 2" Voice Coil - High Excursion Surround - Treated Paper Cone Woofer - BASH Amplifier - Auto EQ - Advanced App Control - Bass Reflex - 21Hz-150Hz Frequency Response - 108dB Sensitivity - 40Hz/150Hz Low Pass Crossover - 350W/700W Power - 28 Bit DSP - MDF Cabinet - Internal Cross Bracing - Acoustic Damping - RCA Line Level Input - Speaker Level Input - USB - Includes Grille, Power Cord, Spikes - ( 16.38"W x 16.46"D x 17.20"H ) - (Black Vinyl) with an ELAC PS350-BK 12" Subwoofer (2023) - 2" Voice Coil - High Excursion Surround - Treated Paper Cone Woofer - BASH Amplifier - Auto EQ - Advanced App Control - Bass Reflex - 21Hz-150Hz Frequency Response - 108dB Sensitivity - 40Hz/150Hz Low Pass Crossover - 350W/700W Power - 28 Bit DSP - MDF Cabinet - Internal Cross Bracing - Acoustic Damping - RCA Line Level Input - Speaker Level Input - USB - Includes Grille, Power Cord, Spikes - ( 16.38"W x 16.46"D x 17.20"H ) - (Black Vinyl)