"We use Skype a lot in our household. We use it for ringing
friends and family, both here in Ireland and also in China. We also
use it for all of our POTS terminated calls. So far, it is the only
cross platform VOIP application that I have found to work easily on
both Linux and Windows, and to have localized Chinese and English
versions. It also has excelent sound quality.
"So, after becoming the proud owner of a brand new Dell X1
laptop, I just had try out Linux's Bluetooth Alsa support