The service provides the information regarding the incoming SMS, voice or email messages. At the moment when the message comes, the telephone plays a signal. The system also allows setting filters, thus, allowing you to choose, which messages to inform you about and which to ignore.
IDC projected over 9 billion minutes of voice traffic to travel over worldwide packet networks in 2000, exceeding 135 billion minutes in 2004. Service revenue is projected at 1.6 billion in 2000 and 18.7 billion in 2004.