The Ai-Thinker NF-04 is a Wireless Modules DIP RoHS with a high-performance transceiver module. It is designed to provide a reliable and secure wireless connection between two or more devices. The NF-04 supports Wi-Fi 802.11 b/g/n wireless networks, and also has an IP67 waterproof and dustproof design, allowing it to be used in a range of harsh environments. It has excellent anti-interference performance with a high EIRP transmission power, providing up to 27 dBm of output power. With the strong security features, the modules protect user data with WPA2 Enterprise AES encryption.