Wbincludes:WBC-4G Info/en

Data exchange with the module is carried out through serial ports /dev/ttyGSM and /dev/ttyUSBx (usually it is /dev/ttyUSB0 and /dev/ttyUSB1).

Default Connection Parameters

Value	Parameter	Description
Auto-bauding	Baud rate	Speed, bit/s. Set to 115200 in the connection program settings. After connecting, send AAAAAAAT to the modem, and it will automatically determine the speed.
8	Data bits	Number of data bits
None	Parity	Parity bit
1	Stop bits	Number of stop bits
Off	Hardware flow control	Hardware flow control
Off	Software flow control	Software flow control

If necessary, connection parameters can be changed via AT commands.