... inch Truck/Bus/Caravan/Van Rearview Survennice System)1, 9V-40V Wide Voltage;2, Suitable for large and small size ... Cable.Optional Accessary: Heavy Duty Trailer Cable SetSpecial Features: 9V-40V Wide Voltage Input Window Bracket is OptionalBuilt-in Speakers ... , Construction, Recreation, Transit, Livestock and Passenger Vehicle Applications) KT9AF01 9V-40V HD Sony CCD 9" Quad 4 Way Car Rearview ...