CellCom Prime

Free App to program and operate "The CellCom Prime"
SMS Programmable Intercom with keypad.
Remote programming of temporary, limited or unlimited use Prox cards or tags.
Ideal for Holiday lets and service industries.
Built in 7 day time clock
Auto open/close gates at pre-set times of the day/week
Program the Keypad via SMS text message
Store temporary keypad codes, time restricted codes, permanent codes.
Add and delete codes via SMS text for improved security.
Notifications to a master phone when access is granted
Control Both relay outputs with momentary, Latch and Unlatch buttons.
Do not disturb and watershed feature to prevent nuisance calls at night.
https://www.youtube.com/watch?v=nQZ0_1nhDmQ&t=4s