Enrock EKMRS12 In Dash Marine MP3 USB SD MMC AM FM Radio Media Receiver, * Enrock EKMSW35 2 x Pairs White 3.5"" 200 Watt 3-Way Weather Proof Mini Box Speaker System - Total of 4 Speakers , * Enrock EKMCB90 Black Water Resistant Radio Shield, * Pyle PLMRA400 4 Channel 400 Watt Waterproof Marine Amplifier,