PNG ICO ICNS MORE
Dark Glass
nocharge, charge, Energy
Black
128x128
power, charge, Computer
Lynx Black
volume, Audio, low
16x16
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Minimal perception
voice, speaker, sound
Gray
64x64
PNG MORE
Oxygen
low, Audio, volume
DimGray
22x22
24x24 Free Application
rating, low
24x24
Oxygen-Refit
low, volume, oldschool
charge, low, Battery
DarkSlateGray
Audio, low, newschool
OpenWorld
48x48
Gnome 2.18 Icon Theme
Audio, low, volume
Dropline Neu!
score, low, stock
Splashy
charge, Capsule, Energy
DarkGray
Farm-Fresh Web
low, Contrast
32x32
voice, sound, low
Silk
Contrast, low
Gainsboro
voice, low, sound
Tango
Fugue
low, equalizer
Energy, Battery, low
Lavender
Building, low
Silver
voice, sound, speaker
low, brightness
Goldenrod