JP 8 AMP: 800W PLUS RMS MONOBLOCK Amplifier The JP8 might be the most overdone, 800 watt amplifier ever to hit the market. R&D in Las Vegas, NV & Dunnellon FL. The Heatsink carries over from the JP23. The blue color takes from the OG days of Down4Sound and Car Audio, we call it OLD SKOOL BLUE. Inside the JP8 is a fan cooling the output side; now it has plexi black plate, and Bass Knob with voltage and temperature meter. fan turns on at 120 degrees F Rated Power Output 800+ Watts RMS** RMS power, 1ohm : 700W x 1 @ 12v | 850W x 1 @ 14.4v RMS power, 2ohms: 500W x 1 @ 12v |650W x 1 @ 14.4v RMS power, 4ohms : 490W x 1 @ 12v RMS power, 2ohm Linked: 2300W x 1 - 14.4v Frequency Response: 10 Hz - 270 Hz Low Pass Filter: 35 Hz - 250 Hz Subsonic Filter: 10 Hz - 50 Hz Bass Boost: 0 - 9 Db Input sensitivity: 6V - 0.2V signal to Noise Ratio: 97dB < T.H.D @ 4ohm: less than 0.1% Single unit fuse rating: 120A Strapped fuse rating 220A Length (inches) Width x height (inches):11.81" x 7.4"W 2.24" H Damping Factor: 100 CLASS: D - DIGITAL 4 GA input on Power Wire 8 GA input for Speaker Wire