
CallTTY TDD software 2.30
A program to communicate with phone TTY/TDD devices (Telecommunications Devices for the Deaf) via a sound card, without TTY modem. A simple interface between sound card and phone line or acoustic connection with phone handset are used. Together with "Virtual Audio Cable" software CallTTY can work via Skype Internet-phone, without additional hardware at all.
This software is a shareware. You will be able to download and test CallTTY TDD software during a certain period of time, then, if it does what you need, you will have to acquire the full version. The trial version available for download on www.softandco.com has a size of 868 KBytes. For additional information and support request, please contact directly CallTTY TDD software publisher.

CallTTY TDD software 2.30 was released by DXsoft on Saturday 31 October 2009. Its known requirements are : Pentium 100, sound card.
CallTTY TDD software will run on Windows 95, Windows 98, Windows Me, Windows 2000, Windows NT and Windows XP.