This bass reflex loudspeaker cabinet uses a 400mm (16') driver and is designed to provide the low frequency component for full range stereo or surround sound applications. The cabinets may be used in pairs for large rooms. The drive unit uses a conventional motor system with all aspects optimized for low distortion and low frequency extension. The cabinet will typically be driven by a 350W RMS amplifier and provides 96dB/watt @ 1m. Cabinet size is 1100mm by 460mm by 500mm (HWD) Construction is from 45mm dense particle board (Front) and 30mm (all other panels) with multiple internal braces. The finish is fine black spatter paint.