유통업체에서 제공한 M5Stack M031-D에 대한 설명입니다.
COM.GSM MODULE (SIM800C) WITH AN
Family Name = M5Stack / Product Type = Communications Module / Interfaces = GSM / Interfaces = UART / Interfaces = SMA / Supply Voltage Min. V = 3.4 / Supply Voltage Max. V = 4.4 / Length mm = 54 / Width mm = 54 / Height mm = 13 / Weight g = 40