Product code: USR015631A
This product comes with everything you need to provide PSTN communications to access controllers, including the cable to connect the modem to the controller and detailed instructions.
£78.00
Quantity:
Product code: CSSL-GSM
As an alternative to PSTN comunications, GSM provides flexible, wireless communications, we recommend a signal test on site before installation, this will help ensure operation of the device and help determine wether a high gain aerial will be required, or if another communications method will be required.
£250.00
Quantity:
