No Mobile Phones Allowed Sign - Free Download & Usage Guide #1239453 (License: Personal Use)

This vector-style prohibition sign features a black silhouette of an older-style mobile phone with a physical keypad and antenna, overlaid by a bold red circle and diagonal slash. The design follows international safety signage conventions for clarity and accessibility, ensuring instant recognition across cultures and languages. It’s optimized for print, digital displays, and signage applications where device restrictions must be communicated effectively.

Used in environments requiring silence or security-such as exam halls, hospitals, courtrooms, theaters, laboratories, and government buildings-to indicate mobile phone bans. Matches user intent for finding authoritative, ready-to-use prohibition signage assets.