HD53GSM – GSM/GPRS Module
Four-band wireless GSM/GPRS modem, controllable via standard RS232 serial interface and AT commands.
HD53GSM is a wireless quad-band GSM/GPRS modem. The module is controlled via standard RS232 serial interface and AT commands.
It features:
- SIM card slot,
- SMA antenna connector,
- power line connector with remote on/off line,
- two status LED: the POWER LED is switched on when the GSM is powered, the NET LED indicates the connection status to the GSM net,
- RS232 Sub-D 9-pin connector.
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