Main specifications product description d link dsl 3590l wireless router dsl modem 80211a b g n ac desktop device type wireless router dsl modem 4 port switch integrated enclosure type desktop digital signaling protocol adsl adsl2 adsl2 data link protocol ethernet fast ethernet gigabit ethernet ieee 80211b ieee 80211a ieee 80211g ieee 80211n ieee 80211ac frequency band 24 ghz 5 ghz data transfer rate 19 gbps capacity permanent vi