6GK7972-0MG00-0XA0
Reference : 6GK7972-0MG00-0XA0
TS module GSM; GSM/GPRS modem for TS adapter; TeleService via public GSM network; Observe national approval; for Use with the TS adapter (6ES7972-0EB00-0XA0) for Teleservice applications via public GSM network