•Grand Touring Series 5-Channel Class AB Car Amplifier •RMS Power Rating: ◦4 ohms: 55 RMSx 4 chan. + 225 RMSx 1 chan. ◦2 ohms: 75 RMSx 4 chan. + 360 RMSx 1 chan. •Max power output: 125 x 4 chan. + 535 RMSx 1 chan. approx. (1035 RMS) •LED power and protection indicators •Tuned Bass EQ (0-12 dB bass boost) •Cast-aluminum heatsink •Variable high-pass filter (10-100 Hz, 12 dB/octave) •Variable low-pass filter (32-320 Hz, 12 dB/octave) •CEA-2006 compliant amplifier •Frequency response (Chan. 1-4): 10-83000 Hz •Frequency response (Chan. 5): 20-250 Hz •Dimensions: 18-9/16"L x 10-3/8"W x 2-1/8"H •4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier. •Also can be found as: GTO-5355