The GSM Gate Opener RTU5015 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 Gate Opener RTU5015 can be used in places which require to turn ON/OFF your system, machines, equipments remotely with a FREE call from your mobile phone. Just dial from Authorized User number then the Barrier and doors are opened, or the machine are turn on or off by the GSM Gate Opener . There are no call costs, the GSM Gate Opener rejects the call from authorized number then carrys out the turn ON/OFF action. What Applications does the GSM Gate Opener RTU5015 suitable for? Home and garage owners Business companies Hotels Warehouses Parking places Hospitals Other place need remote switching applications Simple Security Alarm Systems applications Mainly Features of the GSM Gate Opener : 1. No call charges. the GSM Gate Opener rejects the call from authorized number then carrys out the turn ON/OFF action on the first 'ring'; 2. Multiple applications. (gates, bollards, barriers, garage doors, shutters and access doors or machines); 3. Secure - Using caller ID for identification,unknown callers are ignored; 4. Can be operated from anywhere, no distance limit; 5. Add or remove users by SMS Text command; 6. No need to provide a remote control for different users; 7. Up to 64 authorized phone numbers can be configured; 8. Two Digital inputs for door sensor, motion sensors or other sensors to protect your door and windows, when any one of them triggered, will send SMS alert message you immediately; 9. One output with relay rating 3A/240VAC for connecting the switch of the door or machines; 10. The relay action will return a SMS confirmation to the owner, this function is editable by user; 11. Based on GSM Network, applied to many applications. Specifications of the GSM Gate Opener : Parameter item Reference scope DC Power supply Standard adapter: DC12V/1A Power consumption 12V input Max. 50mA/Average 50mA Frequency range Dual band 900/1800 MHz or 850/1900Mhz SIM Card Supporting 3V SIM Card Antenna 50 Ω SMA Antenna interface Temperature range -20-+60 °C Humidity range Relative humidity 90% (condensation free) Relay Rating 3A /240VAC Exterior dimension 110mm *90mm*40mm Net Weight 600 g