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Mixed
Outline
Basic Line Icon Set 2
announcement, Horn, advertising
Black
512x512
Flat
Mixed rounded flat icon
megaphone, sound, notification
Tomato
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bitsies!
News, flyer, Page
DimGray
speaker, talk, Communication
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Cartoon
Blogging
promote, Promotion, anuncio
48x48
3D
The Spherical icon set
announcement, sound, speaker
MidnightBlue
128x128
loudspeaker, blog, announcement