Mercusys MW300UM 300Mbps Wireless N Mini USB Adapter Mini Size 2T2R 2.4GHz 802.11b/g/n USB 2.0 2 internal antennas

Network Standard: IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.11d, IEEE 802.3, IEEE 802.3u, IEEE 802.11i, IEEE 802.11e, IPv4, Detachable 5 dBi antenna x 2, Operating Frequency: 2.4GHz, Encryption: 64-bit WEP, 128-bit WEP, WPA2-PSK, WPA-PSK, WPA-Enterprise, WPA2-Enterprise, WPS support, Management: UPnP, IGMP v1/v2/v3, DNS Proxy, DHCP, NTP Client, DDNS, Port Triger, Virtual Server, DMZ, Ports: 1 x RJ45 for 10/100 BaseT for WAN, 4 x RJ45 for 10/100 BaseT for LAN