tty (2 products)

CallTTY 1.07 (Shareware, $45)

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.

TAPIEx ActiveX Control 3.2 (Shareware, $89.00)

Telephony development Control, Extensition of Microsoft TAPI2.0,support multi-lines, multi-calls per line, help you build you IVR system in few minutes. Support Win98/Me/Nt/2K/XP Operating system . Features: TTS, Speech Recognition, Conference, Transfer, Detect Caller ID, Digital Record/ Playback,Detect DTMF key press tones,Generate DTMF tones. VB/VB.NET & Delphi &C++Builder &Visual C++& Visual Foxpro Samples are included.