GSM-OPEN GSM door controller  SMS gsm gate opener for commercial door controller and security Model: GSM-OPEN-01 Manufacture: Huobei Power input: AC100-240V (DC12V also optional) GSM Remote Gate Controller by Free Phone Call Remote gate Access Control by Mobile Phone Call(FREE) GSM Control Alarm box,GSM-OPEN,CE Approved,phone operated gate opener,relay switch ON OFF by Phone call   QUAD band designed for the world market Maximum 200 numbers Maximum 5 number for alarm Double alarm input port Double channel Relay output Battery operated for power off alarm USB program interface on board Huobei intelligent design for gate working Rain proof box design Dimension Size:220mm*160mm*60mm (including the connnector) The GSM door controller GSM-OPEN-01 is a very simple device which can be used for authorized door access, controlling gates, switching of remote equipments, car parking systems.
Actually the GSM door controller GSM-OPEN can be used in places which require to turn ON/OFF your system, machines, equipments remotely with a FREE call from your mobile phone.
2 Relay Output (10A/240VAC, NC and NO, Dry Contact) Well used for remotely switch ON/OFF equipments by Free Charge Phone Call.
Just dial from Authorized User number(Up to 200 users). then the Barrier and doors are opened, or the machine are turn ON or OFF by the GSM Gate Opener GSM-OPEN. There are no call costs, the GSM door controller rejects the call from authorized number then carry out the turn ON/OFF action. Inside pictures as the following: The cover panel for power connector module The inside panel with terminal of GSM-OPEN door controller Finished mounting for inside module