Check the listing for details. MAXXIMA REMOTE RADIO CONTROLLER 5 - PIN PLUG RP-20 MARINE BOAT. Condition: New. Listed at 19.95 USD. I am selling a Maxxima remote radio controller. part # RP-20. This item is new, box has duct tape and comes as shown. The remote controller is constructed out of black plastic which has (10) push buttons labeled: POW ON, UP, MU, SCN, TP, AM/FM, DN, WB, M1 and M2, (1) clear rubber protective cover, (1) 5-pin male connection, 20' foot black wire harness, (1) wiring instruction and roughly measures 3 15/16" length x 2 3/16" high x 1 3/4" depth and 3 3/8" x 1 5/8" high cutout. Per manufacturer remote controller for CSC-725RM and CSC-611RM. For more information regarding this item contact a dealer in your area. (LP / 29 B / 9100366) / LH Shipping cost is for the continental United States only (lower 48 States). For shipping outside this area, please inquire about shipping costs before bidding. .