Free Wiring Kit! Quick view Compare ATG SKU: ATG4 ATG Audio 1000 W Peak / 4×125 W RMS Class‑D 4‑Channel Marine Amplifier – Bridgeable, 2 Ω Stereo‑Capable, Marine-Grade Coated PCB - ATG4 MSRP: Was: Price Now $279.99 In stock and ready to ship! Add to Your List