The listing, Apple AirPort extreme base station Wifi Internet Computer Modem has ended.
I found this modem I haven't been using. Check out apple for details. It's to link up your home network iphone iPod computers etc
Details-
The AirPort Extreme Base Station with Modem and Antenna Port is compatible with the industry-standard 802.11b wireless networking protocol, which means all AirPort products, as well as Wi-Fi certified 802.11b wireless products. The range of AirPort Extreme is up to 50 feet at 54 Mbps and up to 150 feet at 11 Mbps. The Base Station can be used in conjunction with an Ethernet connection through the integrated Ethernet port, or with a telephone line through a modem.
The AirPort Extreme Base Station with Modem and Antenna Port also supports USB or Ethernet wireless printer sharing.
With the new AirPort Extreme Base Station with Modem and Antenna Port, up to 50 users can work and play on the Internet simultaneously up to 150 feet away from an Ethernet connection or a phone line. The Base Station comes equipped with a built-in firewall to protect sensitive data on your computer and the ability to secure transmissions with support for 128-bit encryption.
The AirPort Extreme Base Station with Modem and Antenna Port lets you manage the range of your wireless network. An external antenna port is provided for you to attach an external antenna. There are two types of antennas available: an omni-directional and a directional, which extend the range of the AirPort Extreme base station. There is also a software feature that allows you on reduce the size of your wireless network, down to just a single room for extra privacy.
Product Features
Exchange files or play multiplayer games at data transfer rates of up to 54 Mbps
Compatible with the industry-standard 802.11b wireless networking protocol
Range of up to 50 feet at 54 Mbps and up to 150 feet at 11 Mbps