JL Audio RD900/5

5-Channel Class-D Amplifier 900 Watts Power Rating: RMS @ 14.4 V: Main Channels: 4 Ohm: 70 watts x 4 ch. 2 Ohm: 100 watts x 4 ch. 4 Ohm Bridged: 200 watts x 2 ch. Subwoofer Channel: 4 Ohm: 225 watts x 1 ch. 3 Ohm: 325 watts x 1 ch. 2 Ohm: 500 watts x 1 ch. RMS @ 12.5 V: Main Channels: 4 Ohm: 60 watts x 4 ch. 2 Ohm: 90 watts x 4 ch. 4 Ohm Bridged: 180 watts x 2 ch. Subwoofer Channel: 4 Ohm: 200 watts x 1 ch. 3 Ohm: 250 watts x 1 ch. 2 Ohm: 350 watts x 1 ch. Frequency Response: Main Channels: 12Hz - 22,000Hz Subwoofer Channel: 10Hz - 500Hz Channels 1 and 2 Crossovers (Front): High-Pass Filter (12dB/Oct): 50Hz - 500Hz Channels 3 and 4 Crossovers (Rear): High-Pass Filter (12dB/Oct): 50Hz - 500Hz Channel 5 Crossover (Subwoofer): Low-Pass Filter (12dB/Oct): 50Hz - 500Hz NexD Switching Technology Dual-Range Differential Balanced Inputs LED Clipping Indicator 1-Year Dynamic Autosound Warranty