Google has added a new feature on Gmail after the last feature, which was a new look given to the compose mail. Google have added Google+ hangouts features to all Gmail users in India. With the help of Hangouts features user can make a voice chat with a 9 people at a same time. With hangouts, Gmail users can watch the youtube videos with their friend, play games by adding apps from the menu list. The user who have slow Internet connection can choose the "Low bandwidth" option.
To use the hangout features just click on the Hangouts option at top of the chat list. User can also schedule a hangout using Google Calendar.
See the Demo of the Hangouts features by Google.