The WiFi 10 Click Board™ offers ultra-low power wireless connectivity for any IoT application. It is based on the SX-ULPAN-SB-2401, an integrated wireless LAN module, compliant with the IEEE802.11a/b/g/n wireless networking protocols, at 2.4GHz. The ULPAN-SB-2401 module comes equipped with a PCB trace antenna, but it also offers a small Hirose U. FL connector allowing an external antenna to be used for improved range. The ULPAN-SB-2401 module supports IPv4, TCP, and UDP transfer protocols. It also supports WPS, WPA, and WPA2 security protocols, allowing a secure connection.