VoIP company Ooma's releasing a revamped handset for its offerings that's attempting to bring some interesting new features to the least loved of your domestic appliances: your home phone. You'll recognize the feature set from your smartphone: sync your Facebook account and your contact's avatars will show up on the two-inch color screen when they call. Subscribers to Ooma's premium service ($10 a month) will get even more out of the new handset, being able to forward calls, provide an instant second line, control conferencing options and get free calls to users of the company's new Canadian service. The HD2 runs on two rechargeable AA batteries which can