PEAK ARM904 is an IEEE 802.11g compliant wireless router with a built in four-port fast Ethernet switch. It brings the latest wireless technology with high speeds up to 54Mbps, which is almost five times faster than the 802.11b wireless network. SPECIFICATION: Operation System: Web-based Management, Remote Management, Protocols: Static & Dynamic Routing with TCP/IP, NAT, PPPoE, DHCP (client & server); HTTP, UDP, PAP, CHAP, RIP1, DDNS, VPN Pass Through: PPTP, IPSec, L2TP, Wireless Local Area: IEEE 802.11g or IEEE 802.11b, Data Rate: 1 ~ 54 Mbps, Operating Ranges: (Max): Outdoors: 150M @ 11 Mbps, 250M @ 5.5Mbps or lower, Indoors: 25M @ 11 Mbps, 100M @5.5Mbps or lower, WEP 64 Bit, 128 Bit, Frequency Band: Europe (CE): 2.412GHz ~2.472GHz (Ch1-13), Dimensions: 160mm (6.3in) x 108mm (4.25in) x30mm (1.18in), Weight: 235g (0.52lb). Supplied with Power Adapter, RJ45 Lead, Quick Install Guide and CD.