product description asus rp ac66 wi fi range extender device type wi fi range extender form factor in wall mountable ram 64 mb flash memory 16 mb data link protocol ieee 80211b ieee 80211a ieee 80211g ieee 80211n ieee 80211ac frequency band 24 ghz 5 ghz os required apple macos x 106 apple macos x 105 apple macos x 107 lion apple macos x 108 apple macos x 109 apple macos x 1010 microsoft windows xp 7 8 81 10 dimensions wxdxh 85 cm x 1