4G Door Entry Intercom (Doorphone)
Works on 2G, 3G and 4G networks
12-24V AC/DC Power
1000 Phone User Memory
SMS Control and Programming
Any Mobile Network (including 3)
Good Audio Quality
2 Output Relays
Introducing the new SIM free 4G intercom from Hello Systems! They are easy to install and set up by SMS with space for up to 1000 numbers. With connectivity on 2G, 3G and 4G, a SIM from any network of your choice allows visitors to call your phone no matter where you are.
With networks around Europe shutting down the 2G and 3G networks by the end of 2025, 4G is now essential on any new installation. For 2G and 3G sunset information please visit here https://iot-portal.com/sunset
Hello Systems intercoms have always been really popular with installers due to the internal aerial which makes it much easier to install.
There is space in the memory for 1000 numbers. They can be numbers to call or numbers who can dial in and open your gate.
Two output relays allow control of both a main gate and pedestrian gate. The # and * relays operated via your phone's '#'/'*' keys.
Manufactured in the UK. 2 year warranty.