MATRIX VARTA ADR100 is a mobile softphone application running on the smartphones and tablets, delivering full-array of MATRIX SARVAM UCS features to the user on-the-go. Advanced Call Capabilities: Call Transfer, Forward, Conference, Mute, Do-Not-Disturb, Hold, callback, Intercom, Paging etc. Integration with Corporate directory and Native Contacts: Easy access to corporate directory and phone’s native contacts Presence Status: Supports changing your Presence status as well as you can view th