Hifonics ZRX1816.1D 1800 Watt RMS Monoblock Amp Class D Amplifier + Wiring Kit Hifonics Zeus ZRX1816.1D 1800W RMS Mono Block Class D Car Amplifier+Bass Remote. Power Output: 1800 Watts x 1 Channel @ 1 ohm. Power Output: 900 Watts x 1 Channel @ 2 ohms. Power Output: 500 Watts x 1 Channel @ 4 ohms. Illuminated Hifonics badge. Old School Hifonics Heatsink for Superior Heat Dissipation. Military Grade PCB. SPC - Simpatico Coil Design HSMD - Hifonics Surface Mount Design. PWM MOSFET Power Supply for Maximum Current Levels. Diagnostic Indicators. DC, Short Circuit, Thermal and Overload Protection. Low Level RCA Inputs and Outputs. Frequency Response: 10Hz-300Hz. Signal to Noise Ratio: &gt;95dB. RCA Input. Fuse: 70A x 2 Bass Remote included. Bass Boost: 0-12 dB. THD: % &lt;0.10%. Variable subsonic filter (10-40 Hz). Variable low-pass filter (40-300 Hz). Dimensions: 15.7"L x 2.4"W x 10"H Rockville RWK21 2 Gauge Car Amplifier Wiring Installation Kit. (1) 17 High Grade Twisted Pair of 100% Copper RCA Cable. 17 2 Gauge Translucent Blue SuperFlex Power Cables 17 18 Gauge Blue Remote Cable. 17 16 Gauge Clear Speaker Wire. 3 4 Gauge Clear SuperFlex Ground Wire. Gold Plated ANL Heat Resistant Fuse Holder 150 Amp ANL Gold Plated Fuse. 7 Split Tube Loom. Accessories Included: Wire Ties, Ring Terminals, Butt Connectors, Spades, and Grommets. Soft abrasion proof insulating jacket allows for 100% improved flexibility. PVC outer jacket can with-stand an extreme temperature range of -40 to 220 degrees F