JL Audio XD700/5v2 5-Channel car Amplifier - 75 watts RMS x 4 at 4 ohms + 300 watts RMS x 1 at 2 ohms

General Features: XDv2 Series Class D 5-Channel Amplifier RMS Power Rating @14.4V: Channel 1 - 4 4 ohms: 75 watts x 4 chan. 2 ohms: 100 watts x 4 chan. Bridged 4 ohms: 200 watts x 2 chan. RMS Power Rating @14.4V: Sub Channel 4 ohms: 180 watts x 1 chan. 3 ohms: 240 watts x 1 chan. 2 ohms: 300 watts x 1 chan. RMS Power Rating @12.5V: Channel 1 - 4 4 ohms: 60 watts x 4 chan. 2 ohms: 90 watts x 4 chan. Bridged 4 ohms: 180 watts x 2 chan. RMS Power Rating @12.5V: Sub Channel 4 ohms: 180 watts x 1 chan. 3 ohms: 240 watts x 1 chan. 2 ohms: 300 watts x 1 chan. NexDâ„¢ High Speed Switching Class D Technology Wired HD-RLC remote level control available, sold separately LED power (green), over-current (yellow) and protect (red) indicators Advanced Rollback Protection Differential Balanced Input Section Selectable turn-on modes: REM / Offset / Signal +12 V Remote Turn-On: Traditional remote lead wire, from headunit DC Offset-Sensing: On/Off by detecting a very small DC signal (high-level signal only) Signal-Sensing: On/Off by detecting a full-range audio signal at left-channel input (high-level signal only) Speaker level inputs via RCA, JL Audio XD-CLRAIC2-SW required Heavy duty aluminum alloy heat-sink for extreme heat dissipation 3-way protection circuitry (thermal, overload, and speaker short protection) Detented, Calibrated Filter Freq. Potentiometer Input mode selectable: 2 Ch. / 4 Ch. / 6 Ch. State-variable / Sallen-Key Crossover Selectable Low-Pass Filter Slope (Sub Ch): 12 dB or 24 dB Variable low-pass filter: 50 - 500 Hz, 12 or 24 dB/octave Selectable HP filter mode (Ch 1/2): Off / x1 / x10 Selectable filter mode (Ch 3/4): Off / BP/ HP Input sensitivity: Low level: 800mV - 8V High level: 200mV - 2V Frequency Response (Ch 1-4): 12 - 22,000 Hz Frequency Response (Sub Ch): 10 - 1,000 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: >104 dB Damping Factor @4ohms: >150 / 50 Hz Fuse Rating: 60A x 1 inline (not supplied)