Ignite RM4.80, Compact 4 Channel Class D Full Range Micro Amplifier - 320W

General Features: RM Series Class D 4 Channel Micro Amplifier RMS Power Handling at 2 Ohms: 80 Watt x 4 Channel RMS Power Handling at 4 Ohms: 55 Watt x 4 Channel Frequency Response (+/- 1dB): 40Hz-20kHz Signal to Noise Ratio: >85dB Sensitivity: 0.2-6V Total Harmonic Distortion (THD): <0.1% Dimensions: 8-1/4" x 1-5/8" x 2-5/8" Weight: 1.6 lbs.  | Number of Channels 4 Class D Peak Power Rating (Watts) 320 RMS Power Rating (Watts x Channels) - 4 Ohms 55 x 4 RMS Power Rating (Watts x Channels) - 2 Ohms 80 x 4 RMS Power Rating (Watts x Channels) - 1 Ohm N/A RMS Power Rating - Bridged N/A Minimum Impedance Unbridged (Ohms) 2 Minimum Impedance Bridged (Ohms) N/A THD at Rated RMS Power <0.1% Bulit-in Crossover - Low Pass N/A Built-in Crossover - High Pass N/A High Pass Crossover Frequency (Hz) Low Pass Crossover Frequency (Hz) N/A Signal-to-Noise Ratio 85dB Bass Boost Bass Remote Included Yes Fuse Ra