There are 2 products.
Designed to exchange data between the receiver and destination devices over a wireless network at a frequency of 2.4 GHz, in accordance with the IEEE 802.11g standard; 802.11b; 802.11n
* Wifi Key, Nano Wireless-N Network Adapter
* 2.4 GHz Frequency Range (2.412-2.484GHz)
* Support Windows 2000 / xp / vista / win 7, mac os & Linux