No mobile phones text on chalkboard

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Size: 4288px × 2848px
Photo credit: © ilie adrian / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: -, allowed, ban, banned, call, communications, conversation, decree, devices, electronics, forbidden, interdict, interdiction, law, media, mobile, order, permitted, phone, phones, placard, post, poster, regulation, rule, sign, smartphone, talk, text, unapproved, warning