The MCK523 is a complete 12~24volt reversing camera system suitable for vehicle towing a caravan, boat trailer or almost anything towed !
The kit includes 2 cameras - 5" monitor, cables & trailer coupler
5.0 inch dash/screen mounted LCD colour monitor with detachable sun visor (3 camera inputs)
MC6 heavy duty150 degree diagonal night vision camera for the rear of the caravan/trailer
20 metres of 4 pin heavy duty video cable for caravan/trailer
MC2 170 degree camera for the tow vehicle 
5 metres of 4 pin heavy duty cable for tow vehicle
4 pin to RCA adapter
PTT2 trailer coupler cable/connector.