PNG SVG MORE
Mixed
Flat
Pictograms vol.1
notification, Box, speak
SlateGray
512x512
Message, mail, envelope
Moccasin
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Outline
perfectline: freebies
notification, frame
Black
Cute Tech Icon Set
bell, ting, notification
Mixed rounded flat icon
megaphone, sound, notification
Tomato
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Miscellaneous
miscellaneous, ring, notification
Technology Mix
Email, notification, notify
Glyph
Web Icons
Alert, ring, notification
Twitter UI Set
Alert, notification, ring
Simple Geometric Icons
Text, communicate, Message
PNG ICO ICNS MORE
Smooth
Angular UI
notification, flag
YellowGreen
Simplicio
notification, remove
128x128
Addictive Flavour
notification, Audio
Gainsboro
48x48
3D
Flavour Extended
Audio, notification
PNG MORE
Pixel
Twotiny
notification, Alert, warning
SaddleBrown
4x15