PNG ICO ICNS MORE
Mono
sound, speaker, voice
DarkSlateGray
32x32
Primo
speaker, sound, Mute
DarkGray
128x128
Siena
voice, sound, speaker
DimGray
256x256
voice, speaker, sound
YellowGreen
sound, voice, Blue
CornflowerBlue
sound, speaker, red
Chocolate
yellow, voice, sound
Orange
Crystal Project
Mute, voice, speaker
OSE PNG
Black
Home Cinema
sound, voice, speaker
speaker, voice, sound
Circular
off, sound, voice
LightSeaGreen
16x16
speaker on, voice, volume
Devine-Icons Part-2
512x512
PNG ICO MORE
Android icons
speaker, pencil
72x72
Minicons
48x48
World of Copland: 3
Fugue
sound, speaker, volume
Pen, writing, pencil
SaddleBrown
volume, Mute, voice
DarkRed
voice, Control, control up
RoyalBlue
speaker, sound, Arrow
