PNG ICO ICNS MORE
UI
Pixel
Tango
muted, volume, Audio
Black
32x32
Computer & hardware
Smooth
Crystal Project
Mix, volume
Green
22x22
volume, player
DarkGray
256x256
Photography & graphic design
3D
Dark Glass
Mixer, volume, player
DarkSlateGray
128x128
Futurosoft
player, volume
Network & communications
Oxygen
Control, volume, Multimedia
Gainsboro
48x48
PNG MORE
volume, Audio, high
DimGray
low, Audio, volume
Audio, medium, volume
ASP.NET icons
volume, sound, music
Olive
16x16
Desktop apps
Circular
speaker, volume
LightSeaGreen
KDE Crystal Diamond
Nuvola
DarkGreen
volume
Mixed
Vista Inspirate
Crystal Clear