HyunWon's Boxon MP3 player isn't the only device rumoured to have VoIP capabilities. Microsoft is coming out with the Zune later this year, which is supposed to have VoWiFi (VoIP over WiFi). If you want to learn more, visit this extremely difficult to read transcript of the Microsoft financial analyst meeting 2006.

Funny. The term VoIP never appears once once on the page. But if it's true, Microsoft will join the growing list of companies offering WiFi phones, Skype-enabled or otherwise.

Sources: VoIP News.