This version allows the user to control the rear microphone and listen to the occupants of a rear cell/vehicle and can communicate via PTT function for safety purposes and will be designed with the relevant components from the below wiring diagram. Ideal applications would be police vans and prison vans maintaining communications with passengers and also providing audio surveillance for the back of vehicle.
This intercom has been designed using the latest CAD software and using quality components and is housed in a rugged aluminium case which is supplied with mounting brackets for a more secure fixing to the vehicle. The intercom has standard Molex connectors to allow easy connection to the unit, the intercom can also be supplied as a kit with all cables, speakers and microphones for a hassle free installation. Custom interface panels can also be manufactured to your requirements.