PNG ICO ICNS MORE
SEO & web
Glyph
Metro Uinvert Dock
volume, Mute
Firebrick
256x256
PNG ICO ICNS SVG MORE
Mixed
Flat UI Icons Free
music, sound, speaker
Black
512x512
WPZOOM Developer Icon Set
volume
PNG MORE
UI
Windows 8 icons
Up, volume
DarkSlateGray
26x26
volume, Down
Retina Display Icons
Silver
64x64
System Tray Icons v2
16x16
Mute, volume
Full, volume
Player Control Icons
DodgerBlue
32x32
Arrows
DefaultIcon ver 0.11
media, Mute, volume
volume, media
media, volume
Business & finance
Wireframe mono icons
Audio, sound, speaker
48x48
volume, Down, sound
Music & multimedia
Iconic