speaker to microphone

Capture audio from microphone or through sound card (loopback).

Sound Volume SDK adjust master , microphone volume in window 7 , vista.

Audio Record, Capture from Microphone, Stereo,Mix, Mono Mix, Aux, Video pins

Remotely Monitor your Webcam, Desktop, Microphone, or Phone-Line!

Calculate possible inter-modulation products within wireless microphone systems.

Record your desktop activities and speech from microphone real time

ActiveX (OCX) record any sound device, such as: microphone, sound card, modem.

Record sound from microphone, line-in and streaming audio from the Internet

Record your desktop activities and speech from microphone real time

Matrix Mic can simultaneously broadcast microphone announcements.