The RN-XV module by Roving Networks is a certified Wi-Fi solution especially designed for customer who want to migrate their existing 802.15.4 architecture to a standard TCP/IP based platform without having to redesign their existing hardware. In other words, if your project is set up for XBee and you want to move it to a standard WiFi network, you can drop this in the same socket without any other new hardware.
This is an omni-directional antenna with an IPEX connector. Its working frequency is 2.4GHz which meets most requirements of Wi-Fi devices. Its 6dBi high gain makes for better signal reception and transmission.