The RTU5024 GSM Gate Opener is a powerful GSM relay that can be used for authorized door access, controlling gates, switching of remote equipment, and car parking . Additionally, it can also be used in which require you to turn on/off your system, machines, or equipment remotely with a free call from your mobile phone. or remove users by SMS .The relay or open time is programmable.Can be operated from anywhere, no distance limit.-band, can work in the worldwide GSM Networks.No need to a remote control or for different users. - Using caller-ID for identification, unknown callers are ignored.Up to 200 authorized phone numbers can be configured at the specified time.One output with relay rating 3A/240VAC for connecting the switch of the door or machines.Multiple applications. (gates, bollards, barriers, garage doors, shutters and access doors or machines).The relay action will return a SMS confirmation to the or authorized call in number, this function is editable by .No call charges. the GSM GPRS Relay Switch rejects the call from authorized number then carries out the turn ON/OFF action on the first 'ring'.GSM Frequency: -band 850/900/1800/1900MHzNetwork: 2GGigital Output: NC/NO dry contact, 3A/240V ACDC Power Supply: 9-24V DC/2APower Consumption: 12V Input Max. 50mA/ Average 25mA: Support 3V Antenna: 50ohm SMA Antenna InterfaceTemperature Range: -20~+60Humidity Range: Ralative Humidity 90%Plug Type :EU Plug,it applies to Indonesia, , , , and so on.Colour:Photo ColorMaterial:plasticPackage Contents:1 X GSM Gate Opener1 X Antenna1 X 12V Power Adapter(The appearance and style of the poweradapter will be sent randomly, 't accept the specified)Only the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.