The ESP8266 8x8 module is WiFi, designed for DIN mounting, compatible with ESP Easy firmware, with integration for HOME ASSISTANT.
Communication to the Home assistant is via the MQTT protocol.
Supports 8 relay outputs SPDT, + 8 inputs 220V AC - yes / no 220V AC.
These inputs and outputs are visible as GPIO 1-16 on MCP23017
The module is powered by 12 V DC, 400 mA
The module is available with uploaded firmware for ESP8266, free, which is not subject to commercial relationships