The ESP32-C3-MINI-1-H4 with Multiprotocol Modules SMD module is a surface mount, ESP32-C3FH4 PCB antenna module manufactured by Espressif. This module is designed to be an ultra-low-Power Wi-Fi and Bluetooth system-on-chip (SoC). It has two CPU cores that can be individually controlled, ultra-low-power consumption, and a TCP/IP stack. It also features on-board integrated secure storage, as well as support for multiple protocols, including Bluetooth 5.0, Wi-Fi 802.11b/g/n/ac, 802.15.4-2006, and Zigbee. Furthermore, it has a wide operating temperature range of -40 C to +105 C, making it suitable for a wide range of applications.