Featuring a compact design, Air Port Express supports simultaneous dual-band 802.11n Wi-Fi. Set up your wireless network quickly & easily using your iPhone, iPad, iPod touch, Mac or PC. Create a network just for guests. Stream music to any room in the house. & print from any room in the house too. All with fast wireless technology. Easy Wi-Fi setup using iPhone, iPad or Mac. Connect your DSL or cable modem to Air Port Express & create your new wireless network in just a few taps from your iPhone, iPad or iPod touch. Or use the built-in Air Port Utility on your Mac. Setup is just as fast & just as easy. Simultaneous dual-band 802.11n. Air Port Express lets Wi-Fi-enabled devices connect to your network on the 2.4 G Hz & 5 G Hz wireless bands. Which means every connected device automatically uses the best band available for the fastest possible performance. Stream music with Air Play. Air Play takes the music from the i Tunes library on your computer or i OS device & sends it wirelessly to any connected stereo or speakers in your home (audio cable sold separately). Play music on one set of speakers — or if you have more than one Air Port Express connected to speakers, play your music from i Tunes on all of them at the same time. Print wirelessly from any room. On the back of Air Port Express is a USB (Universal Serial Bus) port that’s made for your printer. Just plug it in & instantly it’s like having a printer in every room. & since Air Port Express works with Mac & PC, everyone in the house can take advantage of one centrally available printer. Compatibility & security. Air Port Express is compatible with devices using the 802.11a, 802.11b, 802.11g & 802.11n specifications. So no matter what Wi-Fi device you’re using, it will work with Air Port Express. Air Port Express also features a built-in firewall to protect your network from malicious Internet attacks. The firewall is automatically turned on, so you don’t have to do a thing. Create a guest network. Set up a separate Wi-Fi network with a separate password just for your guests. Simply enable the guest networking feature, & your guests can access the Internet but not other parts of your primary network, such as your computers, printers & LAN-attached hard drives.