US Robotics Wireless MAXg Networking Kit. Networking standards: IEEE 802.11b, IEEE 802.11g, IEEE 802.3u, Number of users: 253 user(s). Firewall security: SPI, Security algorithms supported: 64/128-bit WEP, 802.1x, AES, TKIP, WPA, WPA2, VPN support: VPN Pass-through (IPSec, PPTP, L2TP). Safety: UL, CUL, CE Class B, Certification: RoHS. Weight: 1.22 kg. Minimum system requirements: CD ROM, Minimum RAM: 64 MB, Minimum processor: Pentium II 266MHz