Full Details from Amazon.com : http://www.amazon.com/gp/product/B00CF6QT1G?tag=onigi-20
TP-LINK TL-WDN4800 IEEE 802.11n PCI Express x1 - Wi-Fi Adapter
Wi-fiStandard - IEEE 80211n
IsmBand - Yes
UniiBand - Yes
IsmMinimumFrequency - 240 GHz
IsmMaximumFrequency - 248 GHz