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GSM Voice & SMS telephone transmitters
Out of stock
Autonomous Telephone Transmitters with 8 inputs 10 correspondents by Voice or SMS alert messages. SD3: GSM & PSTN / SD-GSM: GSMSD3 & SD-GSM:
Alert messages - The 8 inputs are associated with 8 voice messages to be recorded on the transmitter. 10 correspondents can be called and receive a voice message or an SMS.
This is the most complete model that allows voice messages to be sent via GSM network or analog PSTN telephone line.
They are compatible with all operators and require a SIM card without a pin code. They use 2G networks.
Security policy 
Delivery policy 
- Keyboard protection flap
- GSM and PSTN transmitters (SD3 only)
-8 entries to 10 correspondents
-Scantronic voice messages and SMS GSM antenna + 3 meters of 50 ohm coaxial cable
- Power supply from 10.5 to 28 VDC
- Dimensions: 140mm x 115mm x 30mm
-Operating temperatures: -10°C to 55°C
