Model Number: M8881LL/A
The AirPort Extreme Card allows your AirPort Extreme-enabled Mac to communicate with local AirPort Extreme networks or other Wi-Fi certified 802.11b or 802.11g networks; including earlier versions of Apples AirPort Base Station. AirPort Extreme-enabled computers that join an AirPort or other 802.11b wireless network can achieve data rates up to 11 Mbpsthe maximum allowed by 802.11b. For higher data rates; you need both the AirPort Extreme Card installed in an AirPort Extreme-ready computer and an AirPort Extreme Base Station. AirPort Extreme provides a range up to 50 feet at 54 Mbps and up to 150 feet at 11 Mbps for AirPort Extreme-enabled computers. This AirPort Extreme Card is not compatible with the Mac Pro or the Power Mac G5 Dual and Power Mac G5 Quad computers.