Apple AirPort Extreme Dual-band Base Station MB763LL/A Easy wireless networking: In minutes, you and up to 50 others can hook up your Mac computers or PCs. Simultaneous dual-band Wi-Fi: works simultaneously on both the 2.4GHz and 5GHz bands. Guest networking: you can set up a separate Wi-Fi network with a separate password for your visitors. Strong security and access control. Works with iPhone, Apple TV and more.