JBL AMP GTO3501E

360W SUBWOOFER AMPLIFIER, 225W RMS x 1 channel, @ 4 ohms less than 1% THD + N,   Signal to noise ratio: 79dBA (reference 1 watt into 4 ohms), 360W RMS x 1 channel @ 2 Ohms 14.4V supply and less than 1% THD + N,  Effective damping factor: 6.39 at 4 ohms, Frequency response 10Hz - 302 KHz (-3dB),  Maximum input signal: 4.7V, Maximum sensitivity: 75mV, Output regulation: O98dB at 4 ohms,  Remote bass-level control (optional), 12dB built-in variable low-pass electronic crossover, Variable bass boost control, One pair full-range preamp outputs, RCA low-level inputs, Larger Heatsink - Improved Thermal Performance, White backlit JBL Logo & Dual LED light bars;Dimensions (Lx W xH): 312mm x 264mm x 54mm.