Easy Wi-Fi setup using iPhone, iPad, or Mac. Connect your DSL or cable modem to AirPort Express and create your new wireless network in just a few taps from your iPhone, iPad, and iPod touch. If you're using OS X Lion, use the built-in AirPort Utility on your Mac. Setup is just as fast and just as easy. Simultaneous dual-band 802.11 n. AirPort Express lets Wi-Fi-enabled devices connect to your network on the 2.4GH z and 5GHz wireless bands. This means every connected device automatically uses the best band available for the fastest possible performance.