PNG ICO ICNS MORE
Network & communications
Pixel
16x16 Free Application Icons
music, off, sound
Black
16x16
Computer & hardware
256.8 Pixels
speaker
PNG MORE
Family & home
IconBeast Lite
on, speaker
30x30
speaker, Electric
Strabo
DarkSlateGray
24x24
Mixed
IconSweets 2
Key, volume, speaker
40x40
speaker, volume, sound
UI
Fugue Icons
speaker, network
Maroon
WooCons #1
32x32
Boolean
Mute, speaker, sound
speaker, volume, Control
Arrow, speaker
SaddleBrown
speaker, exclamation
speaker, Minus
pencil, speaker
speaker, plus
Mute, speaker, Control
DarkRed
Control, speaker, volume
RoyalBlue
speaker, volume, none
speaker, volume, low
volume, speaker