2 Polk Audio DB1042SVC 10 2100W Subwoofers+Vented Box+Mono Amplifier+Amp Kit White

Features: Polk Audio DB1042SVC 101050 Watt Single 4-Ohm Car/Marine Audio Subwoofer Sub Magnet Weight: 45.7 oz Magnet Material: Ceramic Magnet Size: 140mm x 65mm x 20mm VC Diameter: 2Minimum Sealed Enclosure: 1.0 cu. ft. Maximum Sealed Enclosure: 2.4 cu. ft. Minimum Vented Enclosure: 1.25 cu. ft. Maximum Vented Enclosure: 1.75 cu. ft. Rockville dB13 3000 Watt/1500w RMS Mono Class D 2 Ohm Amplifier Fully Adjustable 12dB / Octave Crossover with Differential Circuitry Low Pass Filter: 50Hz – 250Hz Subsonic Filter: 15Hz – 55Hz Phase Control Switch Full IC-Controlled Protection Circuitry Remote Dashboard Subwoofer Control Fully Adjustable 12dB Bass Equalizer Mute and Delay Soft Start System RCA Preamp Line Output 8 Volt Preamp Circuitry Status Mode LED Indicator Minimum THD at Rated Power: S / N Ratio: >90dB Under Voltage Protection at 10V Over Voltage Protection at 16V Frequency Response: 15Hz – 250Hz Damping Factor: >150 @ 100Hz 80 Amp Maxi Fuse Dimensions: W x H x L 9 x 2.4 x 14.7 1