1280x1277pxNo cell phone, turn off mobile, prohibited electronics, no call sign, device restriction, wireless ban, gadget prohibition, png
1280x1280pxBanned cell phone, prohibited mobile device, forbidden cellphone use, no phone allowed, restricted communication, electronic device restriction, signal blocking zone, png
800x800pxno cellphone signage, no mobile phones allowed, texting while driving danger, prohibited mobile phone use, wireless device restriction, digital distraction warning, no cell service zone
1280x1280pxNo Mobile Phones Sign, No Cellphones Icon, Prohibited Phone Symbol, Signage Warning, Wireless Device Restriction, Communication Limitation, Tech-Free Zone Indicator, png
