由其分销商提供的 M5Stack U138 的描述。
ESP32 ETHERNET UNIT WITH POE
Family Name = M5Stack / Product Type = Communications Module / Interfaces = UART / Interfaces = RJ45 / Supply Voltage Min. V = 37 / Supply Voltage Max. V = 57 / Length mm = 72 / Width mm = 26 / Height mm = 19.2 / Weight g = 26