No Cell Phones Allowed Sign - Free Download & Usage Guidelines #2064592 (License: Personal Use)

This vector-style prohibition sign features a black silhouette of a vintage mobile phone-complete with antenna and keypad-crossed out by a bold red circle and diagonal line. The high-contrast design ensures visibility and immediate comprehension across diverse settings and lighting conditions. It follows ISO 7010 safety signage conventions for universal recognition.

Used in libraries, theaters, hospitals, exam halls, religious sites, and secure facilities where silence or signal interference must be maintained; matches user intent for signage resources, compliance materials, or facility management tools.