product description netgear nighthawk ac1900 wireless router wwan 80211a b g n ac desktop device type wireless router wireless cellular modem 4 port switch integrated enclosure type desktop cellular protocol lte 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 1900 mbps features firewall protection nat support vpn support