Sprint Enterprise Messenger description

The Sprint Enterprise Messenger provides the best communication for individuals and groups, making group chat, information sharing and broadcast easier than ever before.
Take advantage of all the features normally found in a messaging client, plus many more including:
IP Messaging via 4G/3G or WiFi
Content Rich Group Chat & Broadcast
Chat across Apps, Desktop, and Outlook
Share Pictures, Videos, Location, Documents & more
Centrally manage company contacts, groups & users
Integrated with Sprint Enterprise Messaging Gateway to connect to any IT or alert system
Special Enterprise chat list and message sender identification features
30 day free trial then you need a Sprint Enterprise Messaging account or be billed $1.99 to your Sprint bill