Gmail voice and video chat makes it easy to stay in touch with friends and family using your computerís microphone and speakers. But until now, this required both people to be at their computers, signed into Gmail at the same time. Given that most of us donít spend all day in front of our computers, we thought, ďwouldnít it be nice if you could call people directly on their phones?Ē

Starting today, you can call any phone right from Gmail.

Call phones from Gmail - Official Gmail Blog