Using Cortex-M3 MCU (128KB SRAM) and 2MB Flash Using FreeRTOS real-time operating system Support TCP/IP/Telnet /Modbus TCP protocol Support serial port to 10/100M Ethernet data transmission, serial port rate up to 921600 bps Support 10/100M Ethernet self-adaptation Support simple configuration via web page Support web page OTA wireless upgrade Single power supply +3.3V Processor/main frequency Cortex-M3/96MHz Flash/SDRAM 2MB/128KB Ethernet Number of ports 1 RJ45 with LED Interface standard 10/100 Fast Ethernet automatic negotiation Protection measures 2KV isolation Network transformer integrated Network protocol: IP, TCP, UDP, DHCP, DNS, HTTP Server/Client, ARP, BOOTP, AutoIP, ICMP, Web socket, Telnet, FTP, TFTP, uPNP, NTP, SNMP, Modbus TCP Security protocol: TLS, AES 128Bit, DES3 Serial port: Number of ports: 1 + 1 debug port Interface standard TTL: 2 wire (TX, RX) Data bit: 5, 6, 7, 8 Parity bit: None, Even, Odd, Space, Mark Baud rate TTL: 600 bps-921600 bps Flow control: RTS/CTS, DSR/DTR, X on/ X off, NONE Software Web page HTTP web page configuration Custom HTML web page Interactive web page PC configuration software Support SDK development kit Basic parameters: Operating temperature: -45°C - 85°C Storage temperature: -45°C - 105°C, 5 - 95% RH (non-condensing) Input voltage: 3.3V Operating current: -100mA Power consumption: Less than 400mW The appearance may be slightly different due to different factory batches, but it will not affect the use Colour:White Material:ABS Package Contents: 1 x embedded module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.