ZLAN8100 RS232 RS485 to GSM GPRS 2G Ethernet Modem to serial port server router wireless data transmission serial port to GSM 2G|serial rs232|serial rs485serial gsm modem - AliExpress
Ipari mobil hálózati modemek és megfizethető “serial to ethernet” konventerek | USR IOT | SOS electronic
industrial 4g lte ethernet wifi gsm modem, Certification : CE Certified, INR 9,900 / piece by EMBSYS TECHNOLOGIES PVT LTD from Chennai Tamil Nadu | ID - 6445090