Netgear Open Source Wireless-G Router. Supported WAN type: OFDM with BPSK, QPSK, 16QAM, 64QAM, DBPSK, DQPSK, CCK. Firewall security: SPI, DoS, Authentication method: MAC, Security algorithms supported: WEP, WPA-PSK, WPA2-PSK. Weight: 0.3 kg. Compatible operating systems: Microsoft Windows 98, Me, NT, 2000, XP. Minimum system requirements: -Microsoft Internet Explorer 5.0, Netscape 4.7. -Microsoft Vista Beta Drivers Available.