Feature 1Unlimited By Distance: Door remote controller supports GSM, GPRS, 3G network communication, not restricted by distance, you can use it as long as you have a network. 2Multiple User Support: The GSM gate opener supports 999 number groups. Each set of numbers can be set within a specified time to control the relay. 3Oversized Recording: You can always know the status of the door switch so you do not have to worry about locking the door. It has at least 1000 control and alarms histories. 4Material: Adopts metal casing, IP30 protection level. The metal casing and system are safely isolated, especially suitable for industrial control applications. 5Application: Suitable for doors, elevators, garages, car parks, resorts, control rooms, warehouses, automatic doors, electric doors, base stations, distribution system room.SpecificationItem Type:GSMGateOpenerMaterial: Metal .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }GSM Frequency: Band 850/900/1800/1900MHz3G Frequency: 900/2100MHz 850/1900MHz4G LTE Band: 4G LTE (optional)Digital Inputs: 2 inputs, one fixed for access controlDigital Output: One relay output, 3A/240VACAlarm Output: 12VDC/1APower Supply Range: 9~24VDC/2AOperating Power Consumption: 12V input, maximum current 50MASIM Card: 3V SIM card is supportedGSM: Antenna 50 SMA antenna interfaceWorking Temperature: -20~+60 CRelative Humidity: 10~90%Backup Battery: 3.7V 900mAH lithium batteryx1 (built in)Product Size: Length 88mm/3.46in, width 78mm/3.07in, height 32mm/1.26inApplication:Remote control of garage doors, automatic doors, gates, electric doors, etc., etc.;Remote control of equipment, pumps, gates, valves, etc.;Doors, elevators, garages, parking lots, resorts, control rooms, warehouses and group nature such as unattended computer rooms of telecom operators, field optical distribution cabinets, field base stations, traffic controller chassis, power distribution system computer rooms and field cabinetsRemote control of other devicesPackage List1 x GSMGateOpener1 x Antenna1 x USB Cable1 x Power Adapter1 x Manual