Adam Sub 8, 8"" Subwoofer, Bass speaker from coated paper cone, Frequency response: 28 Hz-150 Hz, Frequency limit adjustable: 50 - 150 Hz, Volume control (with remote control): -40 - +12 dB, High Pass Filter of connected speakers (switchable): 85 Hz, Output: 160 W / 240 W, Balanced XLR input, Dimensions (W x H x D): 260 x 410 x 380 mm, Weight: 12 kg