MC414 Airport Express
The MC414 AirPort Express comes up with a double band 802.11n Wi-Fi. It allows you to set up your remote system rapidly and more efficiently using your iPhone, iPad, iPod touch, Mac, or PC. You can configure a system only for guests. You can stream music or videos from anywhere in the house. Also, print from any room in the house, as well. Moreover, all this can be done without any cable connections wirelessly.
Mount your MC414 Airport Express on DSL or cable modem to make your new wireless system in only a couple taps from your iPhone, iPad, or iPod touch. Alternatively, you can also use the Built-in AirPort Utility on your Mac. Setup is pretty much quick and very simple.
AirPlay takes the music from the iTunes library on your PC or iOS gadget and sends it remotely to any associated stereo or speakers in your home. Play music on one Audio system or if you have more than one MC414 AirPort Express associated with speakers, plays your music from iTunes on every one of them.