Check the listing for details. Kicker 48KXMA4002 KXMA400.2 2x200w 2-Ch Full-Range Class-D Marine Amplifier. Condition: New. Listed at 379.99 USD. Kicker KXMA400.2 2x200w 2-Ch Full-Range Class-D Marine Amplifier - 48KXMA4002 Kicker gives you a full suite of purpose-built KXMA-Series Marine Amplifiers, all built to deliver the volume and clarity you need on the water. Following Kicker Real Marine protocol, power terminals meet stringent ABYC/NMMA standards, while thick gasketing protects the control cover from unwanted moisture. Even the aluminum chassis is UV-treated for extra-long life. All Kicker marine amplifiers also utilize conformal-coated circuit boards to protect the heart of the amp from water damage. Get the absolute most out of your amp with a specially designed gain control that lights up when the perfect input signal is detected from your radio.