Rtu5024 Gsm Mobile Phone Access Controller Remote Control Switch SMS Door Control Rtu5024 Gsm Gate Opener 4g Door Rtu 5024 Hog Trap Cell Phone Trigger Control Switch 3g 4g Remote C

• No call s. The GSM relay switch answers the call from the authorized number and then performs an on/off operation on the first "ringing".
• -There is no need to provide remote controls or buttons for different users.cover all your needs
• With metal housing, protection class IP30. The metal housing and system are safely isolated, especially suitable for industrial control applications.
• 850/900/1800/1900MHz quad band, can be used in the global GSM network.
• NO CALL S -No call s, the GSM relay switch answers the call from the authorized number and then performs an on/off operation on the first "ringing". Just support standard 2G SIM card.

1. 850/900/1800/1900MHz quad band, can be used in the global GSM network. 2. No call charges. The GSM relay switch answers the call from the authorized number and then performs an on/off operation on the first ringing. 3. Security - Use the caller ID to identify and ignore unknown callers. 4. Add or remove users with the SMS Text command. 5. There is no need to provide remote controls or buttons for different users. Specification: 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. Features: 1. 850/900/1800/1900MHz quad band, can be used in the global GSM network. 2. No call charges. The GSM relay switch answers the call from the authorized number and then performs an on/off operation on the first ringing. 3. Security - Use the caller ID to identify and ignore unknown callers. 4. Add or remove users with the SMS Text command. 5. There is no need to provide remote controls or buttons for different users. 6. Up to 200 authorized phone numbers can be configured at the specified time. 7. The relay operation will return a text message confirmation to the owner or authorized call, which can be edited by the user. 8. The relay closing or opening time is programmable. 9. With metal casing, IP30 protection level. The metal casing and system are safely isolated, especially suitable for industrial control applications. 10. Small size and support for wall mounting. 11. Multiple applications. Specification: Model: RTU5024 GSM frequency: 850/900/1800 / 1900MHzNetwork type: 2G Support: 2G, 3G, 4G 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 x