amplify
application
attenuation
audience
blue
broadcast
buttons
channels
circle
dark
decibel
design
digital
encoding
exchange
feed
flat
gray
green
icons
illustration
information
interference
light
magenta
multiple
orange
packets
pink
plain
purple
radio
red
round
rss
send
set
signal
simple
spread
symbol
template
transfer
transmitter
userinterface
wave
white
wireless
yellow