PNG ICO ICNS MORE
Social media
Glyph
Black 48x48 Icons - free
radio, Fm
Black
48x48
Win8 and iOS Tab Bar Icons - free
vintage, volume, radio
60x60
Business & finance
Outline
Swanky Outlines
radio
256x256
Devine Icons Part 2
128x128
UI
Windows 8 metro style
radio, walkie, talkie
DarkSlateGray
512x512
Free Mobile Icon Kit
radio, bug
64x64
Computer & hardware
Smooth
Crystal Project
radio, Form, stock
DarkGray
16x16
PNG MORE
stock, Form, radio
24x24
Music & multimedia
4 music icons
SaddleBrown
Metro UI Dock
radio, Mb
Windows 8 icons
26x26
Files & folders
Cartoon
Wooden icons
Mixed
IcoMoon
unchecked, radio
32x32
radio, Checked
Absolute 32
Gray
Pixel
Blueberry
button, radio, off
YellowGreen
on, button, radio
Windows 8 Pack (Metro Style)
Desktop apps
Farm-fresh
DarkGoldenrod
IconSweets 2
steps, Foot, Feet
40x40
PixeloPhilia 2
Broadcast, radio