Model Competition SPL amplifier Channels 4 @ 4 Ω: 4x 185 W (1% THD+N) RMS Power @ 2 Ω: 4x 315 W (1% THD+N) RMS Power @ 1 Ω 4x 450 W (1% THD+N) RMS Power @ 2 Ω in bridged mode: 2x 900 W (1% THD+N) Max. Power @ 1 Ω: 4x 575 W (10% THD+N) Max. Power @ 2 Ω in bridged mode: 2x 1150 W (10% THD+N) Frequency Response 10 Hz – 22 kHz HPF / LPF / BPF ● / ● / ● Bass Boost / Phase switch ● / ○ High level input / Auto-on ○ / ○ Remote ○ BIAS Setting ○ Linkmode ○ Dimensions (W x L x H) 230 x 270 x 67 mm / 9.06″ x 10.63″ x 2.64″