Westermo GD-01 - Manual (Page 11)

11 6196-2211
Connection Direction Description
SMA male connector – 2W @ 900 MHz, 1W @ 1 800 MHz
Antenna interface
Connection Direction Description
SIM card – Supported SIM card voltage: 3 volt
SIM card interface
It is necessary to have a GSM subscription from a network operator.
They will provide you with a SIM card that should be mounted in the SIM card holder.
The SIM card holder is located under the top lid of the modem.
Press the button to eject the holder. Mount the SIM card in
the holder and make sure it is correctly installed before it is
pushed back into the modem.