product description asus pce ac55bt network adapter device type network adapter form factor plug in card low profile interface bus type pci express weight 51 g data link protocol 80211b 80211a 80211g 80211n bluetooth 40 80211ac bluetooth 40 le data transfer rate 1167 mbps frequency band 24 ghz 5 ghz compliant standards ieee 80211b ieee 80211a ieee 80211g ieee 80211n bluetooth 40 ieee 80211ac system requirements microsoft windows 7 wi