AirPort Extreme 802.11n (5th Generation) - Technical Specifications Size and weight Length: 6.5 inches (165 mm) Width: 6.5 inches (165 mm) Height: 1.3 inches (34 mm) Weight: 1.66 pounds (753 grams) Wireless protocols IEEE 802.11a/b/g/n Frequency bands 2.4GHz and 5GHz simultaneously Radio output power 20 dBm (nominal) Compatibility Interoperable with Wi-Fi Certified 802.11a, 802.11b, 802.11g, or 802.11n enabled Mac computers, iPad, iPhone, iPod touch, and Windows-based PCs NAT, DHCP, PPPoE, VPN Passthrough (IPSec, PPTP, and L2TP), DNS Proxy, SNMP, IPv6 (6to4 and manual tunnels) Included in the box AirPort Extreme Base Station Power supply with cord Printed documentation Security Wi-Fi Protected Access (WPA/WPA2) Wireless security (WEP) configurable for 40-bit and 128-bit encryption MAC address filtering NAT firewall Support for RADIUS authentication 802.1X, PEAP, LEAP, TTLS, TLS, FAST Time-based access control Interfaces One Gigabit Ethernet WAN port for connecting a DSL or cable modem Three Gigabit Ethernet LAN ports for connecting computers or network devices USB 2.0 port for connecting a USB printer or USB external hard drive Environmental requirements Operating temperature: 32 to 95 F (0 to 35 C) Storage temperature: -13 to 140 F (-25 to 60 C) Relative humidity (operational): 20% to 80% Relative humidity (storage): 10% to 90% Maximum operating altitude: 10,000 feet Maximum storage altitude: 15,000 feet Agency approvals FCC Part 15 Class B, Canada RSS-210, EN 300-328, EN 301-489, EN 301 893, ARIB STD-T66, RCR STD-T33, AS/NZS 4268: 2003, UL 60950, CSA-C22.2 No. 60950 Channels Channels 1-11, 36-48, and 149-165 approved for use in the United States and Canada Channels 1-13, 36-64, and 100-140 approved for use in Japan Channels 1-13, 36-64, 100-112, and 132-140 approved for use in Europe Channels 1-13, 36-64, and 149-165 approved for use in Australia, Hong Kong, and New Zealand Electrical 12Vdc, 1.8A