Type: Amplified Subwoofers RMS Power: 600W Dimensions: 9.88" x 14" x 3" Feature: RCA low level input High level input Green & red LED power status indicator Remote level control Phase selector switch: 0 or 180º Adjustable input sensitivity: 0.2V-6V 0 to +12dB variable Bass Boost (@45Hz) Subsonic filter (20-50 Hz) Low pass filter (20-150 Hz) Soft delay remote turn-on Thermal, short and overload protection circuits Labor: 1 year limited Parts: 1 year limited