Apple Airport Express MB321LL/A Take the music from the iTunes library on your computer and sends it wirelessly to any stereo or speakers in your home Print wirelessly through AirPort Express--it's almost like having a printer in every room of the house Wirelessly share photos, movies, and other files without having to worry about slow data transmissions The AirPort Express Base Station now features 802.11n, the next-generation high-speed wireless technology included with most shipping Mac computers and some newer PCs with compatible cards Industry-standard encryption technologies built into AirPort Express, including WPA/WPA2 and 128-bit WEP, plus a built-in firewall that creates a barrier between your network and the Internet