Sound Volume SDK ActiveX 4.5

Platform : Windows 11, Windows 10, Windows 8, Vista, XP

For Windows Developers who need to control speaker volume or microphone volume on Windows 11 /10 for VB.Net, C#, VC++, VB6 , Delphi, VFP, MS Access.

Key Features

Control Sound Volume of Playback Device, Recording Device on Windows 11, Windows 10, Windows 8, Windows 7 and Windows Vista.
Enable/Disable mute function on Windows 11, Windows 10, Windows 8, Windows 7 and Windows Vista.
When insert or remove USB sound device. it will fired DeviceChanged event on Windows 11 Windows 10, Windows 8, Windows 7 and Windows Vista. .
Control Sound Volume ( Master Volume, Wave, CD Audio, LineIn, Microphone, Phone Line, PC Speaker, SW Synth) and Recording Control ( Microphone, CDAudio, LineIn).
Support Display Unicode Audio device name.
Enable/Disable mute function on Windows 10, Windows 8, Windows 7 and Windows Vista, Windows XP, Windows 98, Windows Me.
Retrieve audio input devices information. (Mute Status, Min/Max/Current Volume Value)
Object Base design, easily to use.
Include c# 2019, c# 2010, VB.NET 2019, VB.NET 2010 , VB.Net 2003, VB Script, VB6 , VC 2010, VFP Sample source code.
Compatible with any programming language that supports ActiveX (Access, Visual C , Visual Basic , Visual Foxpro, Delphi, .Net, etc.)

Version 4.5 (4 April 2025 released)

improved the performance on Windows 11/10.
added InitControl method, fixed crash issue, it will more stable on Windows 11/10.
added DeviceChanged Event. When insert or remove USB sound device, it will fired this event.
added RefreshDevices method. It can refresh the audio device when insert or remove USB sound device.
added VC 2010 Developer Getting Started Documentation.
updated C#2010, VB.NET 2010, VB6, VFP, VC 2010 samples.
added C# 2019, VB.NET 2019 samples.

Version 4.0 (6 January 2019 released)

added supoort on Windows 10.
added mute or unmute playback device or recording device on windows 10, windows 8, windows 7 and windows vista.
added checking the mute status of current playback device or recording device on windows 10, windows 8, windows 7 and windows vista..
changed MFC dll files to MFC 10 dll files.
added VC2010, C# 2015, VB.NET 2015 samples.
added W7SetDeviceMute and W7GetDeviceMute methods.
updated VB6, C# 2010, VB.NET 2010 sample.

Version 3.1 (19 December 2011 released)

Version 3.0 (07 Jan 2011 released)

support control speaker volume and microphone volume in window vista and window 7.
added W7SetDeviceRightBalance, W7SetDeviceLeftBalance, W7SetDeviceVolume,W7GetDeviceRightBalance, W7GetDeviceLeftBalance, W7GetDeviceVolume, W7SetCurrentDevice, W7GetSpeakersName, W7GetSpeakersCount, W7GetMicrophonesName, W7GetMicrophonesCount, IsVistaWindows7 methods.