4MP ANPR camera for the gate that opens the barrier on its own: it reads the plate, checks it against up to 100,000 allowed and blocked plates, even offline, and fires the barrier relay. The ER version adds a speaker and indicator lights to guide drivers, and takes the remote control signal. Reads dirty plates, recognises vehicle type, colour and brand, and holds a TF card up to 1 TB. Scroll down for details.