alert
allowed
asian
attention
background
ban
caution
cell
cellphone
circle
concept
danger
electronic
equipment
forbid
forbidden
hands
holding
icon
image
information
isolated
label
mobile
no
no phone
no photo
not
not allowed
phone
photo
photograph
prevent
prohibition
red
restricted
rule
safety
sign
smart phone
stop
symbol
technology
telecommunication
telephone
use
warn
white
wireless