This module is a little different to the other relays in our store - not only is it compatible with 5V Arduino boards, but also with Raspberry Pi, BBB (BeagleBoard Black), mbed, Intel Joule, Arduino 101 and other 3.3V devices.
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.
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.