1. Adopt dual-core Xtensa32-bit LX6 MCU. Integrated SPI flash 3.32Mbit/ SRAM 520KB2. Support Server, Client, UDP Server, UDP Client working mode.3. Support the four data ports of serial port, wif. Ethernet and Bluetooth-- to be combined in pairs, and the data is transparently transmitted.4. Support to to the network through wired network or wifi to upgrade the firmware.5. Support wifi to to the Internet or LAN through a router, establish a /UDP connection, and access the user's designated server.Support wired network access.Support user secondary development.Industrial grade operating temperature range: -40-+85.Serial port baud rate: 80-5000000.Network protocol: IPv4, /UDP.Software encryption: //ECC/SHAcolour: as shownMaterial: ABSPackage Contents:1 x moduleOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.