Apps customers now have the option to replace chat in Gmail and Talk on Android with a new version of Hangouts that combines text, photos and live video calls across computers and Android and iOS devices. The new Hangouts is designed to help bring all of your real-life conversations online, across any device or platform. Just as before, Apps customers can invite up to 15 colleagues to a video call.
Note: Hangouts does not support domain chat restrictions. Before activating the service, we recommend you to visit the following link:
For more information:
Google Apps for Business, Education, and Government