... time! GSM Gate, Barrier, Shutter, Garage Door and Door opener Open gate or garage door with a FREE call from your mobile phone ... Remote checking the Gate, door open historical data with timestamp over GPRS/UMTS network! The 3G Gate Opener RTU5025 is an upgraded ... for authorized door access, controlling gates, switching of remote equipments, car parking systems. Actually the 3G Gate Opener RTU5025 can ...