ZyXEL G-4100 v2 802.11g Wireless Hot Spot Gateway. Management protocols: TFTP/HTTP, Supported network protocols: NTP. Security algorithms supported: WEP 64/128, WPA/WPA2, WPA/WPA2-PSK. Indoor range: 35 - 100 m, Outdoor range: 100 - 300 m, Networking features: Static IP/DHCP Client/PPPoE/PPTP/DHCP Server. Dimensions (WxDxH): 212.5 x 138.5 x 52 mm, Weight: 0.508 kg. Power requirements: 100-240 VAC, 50/60 Hz, 0.35 A