The APPCON APC300 with Wireless Modules Module RoHS is a small embedded control module designed for wireless applications such as home automation, lighting control, and security systems. The module features an ARM Cortex-M processor and multiple freely programmable inputs and outputs. It is RoHS compliant and supports various communication protocols such as Wi-Fi, Bluetooth, Zigbee, and Z-wave. The module also features built-in lithium-polymer battery management with sleep mode and wake-up options, and has a robust encryption system for secure data communication. The APC300 is a powerful and reliable solution for connecting a wide range of IoT devices.