Santa Barbara-based Sonos, which manufactures easy-to-use, multi-room music systems, said Tuesday that the firm has released an updated version of the firm's free software for the iPhone. The software allows users of Apple's iPhone 3G, iPhone, and iPod touch to control the firm's music systems. Sonos said the update includes multiple language support, ability to create wake up alarms using the iPhone, support for Microsoft WMA files, and more.