Focket GSM Door Gate Opener, RTU5024 IP30 GSM Mobile Phone Access Controller Remote Control Switch Free Call SMS Door Control Security Door Access Control, Support 850/900/1800/1900MHz

• 850/900/1800/1900MHz quad band, can be used in the global GSM network. Up to 200 authorized phone numbers can be configured at the specified time.
• No call charges. The GSM relay switch answers the call from the authorized number and then performs an on/off on the first "ringing". The relay will return a text message confirmation to the owner or authorized call, which can be edited by the user.
• Security - Use the caller ID to identify and ignore unknown callers. The relay closing or opening time is programmable.
• Add or remove users with the SMS Text command. With metal casing, IP30 level. The metal casing and system are safely isolated, especially suitable for industrial control applications.
• There is no need to provide remote controls or buttons for different users. Small size and support for wall mounting. Multiple applications.

This GSM door opener with a remote on/off switch for authorized calls for free calls, which can be operated from anywhere without distance restrictions. Specification: Model: RTU5024 GSM frequency: 850/900/1800 / 1900MHz Digital output: NC / NO dry contact, 3A / 240VAC DC power supply: 9-15VDC / 2A Power consumption: 12V, maximum input: 50mA / average 25mA SIM card: standard SIM card Antenna: 50Ω SMA antenna interface Temperature range: -20~ + 60°C Humidity range: relative humidity 90% Package Size: about 13*9.5*3cm/5.12*3.74*1.18in Package List: 1 * GSM Mobile Phone Access Controller 1 * Antenna 2 * Terminal 1 * English Manual