System is a small size, low power consumption, ultra-low-cost, Wi-Fi + Bluetooth dual mode chip. It is suitable for various IoT (internet of things) applications that require wireless connection between devices. It comes with built-in Wi-Fi features, multiple security and communication protocols, Bluetooth 5.0, and a low-power dual-core 32-bit microcontroller (MCU) based on the highly integrated Tensilica Xtensa LX6 processor. The ESP32-D0WDQ6 also integrates dual-mode Bluetooth: classic Bluetooth and Bluetooth Low Energy (BLE), which makes it suitable for a wide range of applications. This chip is compatible with both Linux and Android operating systems, which makes integration and development easier for various IoT solutions. Moreover, the ESP32-D0WDQ6 comes with an integrated RF system on a chip (SoC) that facilitates radio frequency communications and provides an efficient RF solution for Wi-Fi and Bluetooth. It also has features like power management, a range of ADC and DACs, and an enhanced CPU performance.