1, 9" HD Digital LED Panel; 2, 9V-40V Wide Voltage; 3, Sony CCD ... ; 4, Heavy Duty Connection. Model No.: KT9AF01 (9 inch Truck/Bus/Caravan/Van Rearview Survennice System)1, 9V-40V Wide ... split; V1/V2/V3/V4 Split as QuadFit for all vehicles such as Bus, Truck, Trailer, Caravan, Vans (Agriculture, Construction, Recreation, ... Sony CCD 9" Quad 4 Way Car Rearview System also for Truck/Bus/Trailer CCTV