Apple AirPort Express Base Station A1392 Size and Weight Dimensions: 3.85 inches (98 mm) by 3.85 inches (98 mm) by 0.9 inch (23 mm) Weight: 8.5 ounces (240 grams)1 Wireless IEEE 802.11a/b/g/n Simultaneous dual-band 2.4GHz and 5GHz Radio output power: 20.5 dBm maximum (varies by country) Channels 1-11, 36-116, and 132-165 approved for use in the United States and Canada Channels 1-13, 36-64, and 100-140 approved for use in Europe and Japan Channels 1-13, 36-64, and 149-165 approved for use in Australia, Hong Kong, and New Zealand Compatibility Interoperable with 802.11a, 802.11b, 802.11g, and 802.11n-enabled Mac computers, iOS devices, Apple TV, Windows-based PCs, and other Wi?Fi devices NAT, DHCP, PPPoE, VPN Passthrough (IPSec, PPTP, and L2TP), DNS Proxy, SNMP, IPv6 (6to4 and manual tunnels) Security Wi?Fi Protected Access? (WPA/WPA2)2 WPA/WPA2 Enterprise2 Wireless security (WEP) configurable for 40-bit and 128-bit encryption MAC address filtering NAT firewall 802.1X, PEAP, LEAP, TTLS, TLS, FAST Time-based access control Interfaces Simultaneous dual-band 802.11n wireless 10/100BASE-T Ethernet WAN port for connecting a DSL modem, cable modem, or Ethernet network 10/100BASE-T Ethernet LAN port for connecting a computer, Ethernet hub, or networked printer USB 2 port for connecting a USB printer 3.5-mm audio minijack for analog or optical digital sound3 Number of Users 50 Electrical and Environmental Requirements 100-240V AC, 50-60Hz; input current: 0.2 amp Operating temperature: 32 to 95 F (0 to 35 C) Storage temperature: -13 to 140 F (-25 to 60 C) Relative humidity (operating): 20% to 90%, noncondensing Operating altitude: tested up to 10,000 feet (3000 m) Maximum storage altitude: 15,000 feet Agency Approval FCC 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 System Requirements Setup and Administration iPhone, iPad, or iPod touch with iOS 6 or later and AirPort Utility Mac with OS X Lion v10.7.3 or later and AirPort Utility 6.1 Mac with OS X v10.5.7 or later and AirPort Utility 5.6.1 PC with Windows 7 or later and AirPort Utility 5.6.1 Wireless Device Access Any Wi?Fi-enabled device that uses the 802.11a/b/g/n specification Shared Printing with a USB Printer USB printer Mac with OS X v10.2.7 or later PC with Windows XP (SP3), Windows Vista (SP2), Windows 7 (SP1), or Windows 8 AirPort Express and the Environment Apple takes a complete product life-cycle approach to determining our environmental impact. Learn more AirPort Express is designed with the following features to reduce its environmental impact: Brominated flame retardant-free PVC-free4 Meets ENERGY STAR 1.0 requirements for Small network equipment