br br This short training video covers on Using Call History in Avaya IP Office Softphone. br br The Softphone transforms Windows PCs into full-featured platforms, offering real-time, feature-rich voice communications and support for data communications. It can be used as a primary phone or as a supplement to the deskphone, at the office, at home, or on the road. To start communicating, users load the software and plug an Avaya-approved headset or handset into the USB audio adapter port.