Kicker DXA125.2 (41DXA1252) 125 Watt RMS 2 Channel Car Audio Amplifier + Amp Kit Kicker 41DXA1252 D-Series 2 Channel Car Amplifier. 250 Watts Peak PowerTotal. 120 Watts RMS Total. Power Rating: . 4-Ohms: 125 Watts x 1 channel Bridged RMS. 2-Ohms: 60 Watts x 2 channels RMS. 4-Ohms: 30 Watts x 2 channels RMS. FIT technology Fail-Safe Integration Technology. Optimized circuit layout for the most efficient use of components and clearest sound quality for trusted reliability in the most compact chassis allowable. Crossover Freq: 50Hz - 200Hz. Switchable Hi-Lo Crossover. Hi/Lo Input Level Switch. KickEQ BOOST: selectable 0 or +12dB], centered @ 40Hz. Frequency response [Hz]: 20-20k , +0/-1dB. Signal to Noise Ratio (ref: 1W, A-weighted) -75. Dimensions: 8-1/8"W x 7-3/16"D x 2-3/8"H. Rockville RWK10 10 Gauge 2 Channel Car Amplifier Wiring Installation Kit. (1) 17 High Grade Twisted Pair of 100% Copper RCA Cable. 17' 10 Gauge Translucent Blue SuperFlex Power Cables. 17 18 Gauge Blue Remote Cable. 17 16 Gauge Clear Speaker Wire. 3' 10 Gauge Clear SuperFlex Ground Wire. Gold Plated AGU Heat Resistant Fuse Holder. 40 Amp ATU Inline 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