• Multiple sound cards and microphones support simultaneously
• All sound formats are supported (WAVE PCM, MP3, DSP Truespeech, GSM 6.10, and many others)
• Voice activated recording. Sound Snooper does not have Start and Stop buttons at all! Program constantly monitors sound volume, and starts recording if volume is larger than specified threshold, ans stops recording if sound volume is low.
• Stealth recording. Sound Snooper recording module runs as a service, and does not have GUI at all. It's vitrually impossible to detect it.
• Sound Snooper does not require windows logon. It runs autoatically regardless user logon.
• Very low system resources using.

More information.