Polk Audio PA660 Class AB 4 Channel Amplifier - 600 watts

Bridgeable Class AB Technology for a cooler operation
600 watts Full Range 4 Channel Operation
Stable High-Speed MOSFET power supply
Short Circuit, DC Voltage and Thermal Protection
Maximum signal transfer with the help of Nickel plated terminal
Corrosion-Free, Environmental Friendly Stainless Steel Construction
Variable (0dB to +8dB) Hz Bass Boost
Total dynamic power of 600 watts
0.90% Distortion power rating and effective damping factor >100
250mV-5V (rear) dB Maximum Sensitivity
Minimum bridged impedance @ 4 ohms and minimum un-bridged impedance @ 2 ohms
75 dBA of Signal-to-noise ratio
20Hz-20kHz of total frequency response

Orders are processed and shipped within one to two business days Monday through Friday 9:00 am – 5:00 PM. Your satisfaction is our primary goal! If for any reason you are not satisfied, we offer a 10 day money back guarantee from date of purchase for in-store pick-up orders and 15 day money back guarantee from date of purchase on shipped.