The integration of telephony and computer technology is the essential need of almost every company. With VTapi ActiveX Control you get everything you need for quality communications using Microsoft Visual Basic, Visual C++, or any other environment capable of hosting ActiveX components.

What can be done with VTapi ActiveX Control?
Detect Caller ID (name and number) on incoming calls
Make and answer telephone calls
Detect DTMF key press tones
Generate DTMF tones
Execute any commands on modem
Build computer telephony integration systems (CTI)
Interactive voice response systems (IVR)
Voice mail
Audiotext
Automated attendants
Digital recording
Predictive dialers, Telemarketing systems
Call center

Features
Caller ID - Name, number
Answer
Hangup
Call progress
Make Call
Dial - Completion of dialing on existing call
Generate DTMF - Generate tones - 0-9, *, , A-D
Generate single frequency tones (beeps)
Generate multi frequency tones
Generate simple melodies
Detect DTMF tones - remote party key presses
Execute any commands on modem (passthrough mode)
Enumerate telephony devices
Telephony device setup dialog
Get/Set Current Line Device
Enumerate installed telephony/modem devices
Software Silence Detection
Software busy and dialtone detection
Software media tone detector - single and dual frequency detector
Text-to-speech support (SAPI4 and SAPI5)
Playback WAV files (in any format!) over phone line
Record WAV files from phone line
Emulator is available. You can emulate incoming rings as well as DTMF keypresses
many other features

VB Samples included in the pachage
Answering Machine
Oscillograph
Playback File
Predictive Dialer
Record WAV