POWER SUPPLY: Class D vehicle audio amplifier, Total PWR 14.4 @ 2 Ohms: 5500 WRMS, Total PWR 14.4 @ 4 Ohms: 3600 WRMS, Total PWR 12,6 @ 2 Ohms: 5000 WRMS, Total PWR 12,6 @ 4 Ohms: 3000 WRMS, Efficiency @ 4 Ohms: 83%, Efficiency @ 2 Ohms: 78% | MONO BASS AMPLIFIER INDICATORS: Blue LED: source and powered amplifier indicator, Red LED: output distortion (clipping), Constant - output short circuit indicator, Yellow LED: low voltage battery, Constant - Fuse blown or missing | POWER OUTPUT AND IMPEDANCE: Input Voltage: 9 to 15V, Input Impedance: 100K Ohms, THD + Noise: less than 1%, Input Sensitivity: 50mV - 2V, Signal to Noise Ratio: 93dB | SOUND SPECIALIZATION: This high-powered Power Amplifier is cutting edge technology at its finest. RCA connectors ensure a secure connection between amplifier and speakers that allow distortion-free sound | OTHER TECHNICAL SPECS: Recommended Fuse: 100A, Current at Rest: 1A, Ave. Current Draw (Sinusoidal): 210A, Ave Current Draw (Music): 100A, Power Wire Gauge: 21mm/4 AWG, Speaker Wire Gauge: 2x2.5mm/2x13 AWG, Size: 2.2’’ x 8.4’’ x 9.7’’