Which ttyUSB is the COM Port of MOBITEK S80 3G Modem in Linux

Applies to MOBITEK S80 3G Modem

MOBITEKĀ® S80 for SMS Over 3G Network


  1. Connect MOBITEK S80 3G Modem to Linux PC/machine via USB port.
  2. No USB is required as most Linux distributions have pre-installed.
  3. Linux will show 4 USB devices added:-
    • ttyUSB0
    • ttyUSB1
    • ttyUSB2
    • ttyUSB3
  4. Choose “ttyUSB3” as the COM port of MOBITEK S80 3G Modem.