AKUVOX 4G wireless GSM colour video intercom with keypad, 1 call button.Requires a 5-10 Gig/month SIM card and an £18+vat annual licence.Or5-10 Gig/month SIM card and optional monitor £395+vat, no annual fee.
O2 offer a SIM for £15/m at current rates.You supply your own SIM.
The unit calls your smartphone via an app, you can communicate with your visitor and open the door/gate from the app.
