Class-Leading Power Waterproof amplifier design with IP66 and IP67 certifications Ideal for UTVs, off-road vehicles, hot rods or space-challenged vehicles High-efficiency Class-D technology Huge power from a small footprint – rated at 800 watts Dynamic Power!** Dual turn-on modes (choice of DC offset or 12v trigger) Includes inline power and ground couplers that need no soldering or crimping Stainless-steel mounting hardware included Enhanced Tuning for PXA1000.5 and PXA400.4 Amps Tune these PXA Multi-Channel Amps from your PC for an enhanced listening experience! The PXAPT DSP Programming Adapter offers that capability by connecting you to KICKER Powersports Tune™ software, allowing you to control EQ and crossovers independently per channel, or combine them with channel linking. Added parametric EQ dials in your system the way you want to hear it. Advanced crossover controls let you pick your topology, slopy, and frequency of choice. Create and save tunes for multiple applications. Specifications Power (watts/ch), 2 Ohm Stereo 150 x 4 Power (watts/ch), 4 Ohm Stereo 100 x 4 Power (watts/ch), 4 Ohm Bridged Mono 300 x 2 Dynamic Power (watts) 800 Frequency Response (Hz, +0/-3dB) 10-20k Crossovers 80Hz/120Hz hi-pass, 80Hz lo-pass, 24dB/octaveBass Boost: n/a Dimensions (in, mm) W: 4-1/2, 114.7H: 1-3/4, 45L: 9-3/4, 247.5 CXARC Remote capable (sold separately) Yes (AMP2, low pass mode only) What's in the Box Waterproof IP66/IP67 power sports amplifier2 DC power couplersStainless-steel mounting hardwareCustomer information Card Files PXA Amplifier Manual | Download PXA400.4 White Paper | Download Do you have a different model? Click Here