Powered by Xtensa 32 - bit LX7 dual - core processor with a high 240MHz main frequency for reliable performance. ^^ Integrated 2.4GH z Wi - Fi and Bluetooth 5 (LE) for excellent RF communication in various scenarios. ^^ High - quality relay supports loads of 10A 250V AC or 10A 30V DC for diverse industrial applications. ^^ Onboard isolated RS485 interface and multiple isolation circuits (optocoupler and digital) ensure stable operation and protect against interference. ^^ Equipped with RTC, USB Type - C, rail - mounted housing, and status indicator lights for easy development, installation, and monitoring.