Security: WiFi Protected Access (WPA/WPA2—PSK) and WEP Double firewall protection (SPI and NAT firewall) Denial-of-service (DoS) attack prevention WAN Ports: 1 x 10/100/1000M WAN, 4 x 10/100/1000M LAN LAN Ports: 4 x 10/100/1000M Wireless Data Rates: 450 Mbps + 975 Mbps Frequency Band: 2.4GHz/5GHz System Requirements: Microsoft Windows 7, Mac OS or Linux Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4 or Google Chrome 11.0 browsers or higher Use laptop .