RUSSOUND AGO1 w/AirPort Express Included & Installed, AirGo Powered Outdoor Speaker AirPort Express Included and Installed with this model - don't be fooled by the cheaper model that does not include this essential and hard-to-find $100 add-on (speaker will not function without it). Wireless Freedom: The Air Go Outdoor Sound System is a portable amplifier speaker dock with an Apple AirPort Express included. With the Air Go Outdoor you can stream music from an Air Play compatible device via the included Apple AirPort Express. Hot Spot Flexibility: Since the included Apple AirPort Express also has the ability to simultaneously act as a Wi-Fi repeater, the Air Go can also offer a Wi-Fi hotspot while listening to the music at the same time. Great Sound in the Great Outdoors: As a high performance, quality outdoor sound system, the single large stereo speaker provides excellent sound quality and a wide sound stage. Stream music from your iPhone, iPad, or Mac or PC running iTunes and surf the net from your Internet device at the same time