... Router Gateway 150Mbps External Antenna 4 LAN PORTS 1 USB PORT 1 WAN PORT PS-R50B+ supports GRPS/EDGE, ... TKIP/AES) security standard.Build-in SPI firewall, supports IP filtering, MAC filtering, Domain filtering, block DDOS ... attacks from LAN, remote WEB management, remote telnet.Supports Virtual Server, UPnP, Special Application, WDS, DMZ ... condensing. 3G Wireless Router Gateway 150Mbps External Antenna