No Cell Phone Sign - Prohibition Symbol for Silent Zones & Restricted Areas #3334664 (License: Personal Use)

The image displays a standard prohibition symbol-a bold red circle with a diagonal slash-overlaying a black silhouette of a classic mobile phone with signal waves. The phone design suggests an older keypad model, emphasizing universality across device generations. The high-contrast color scheme ensures immediate recognition and compliance in public, medical, or hazardous environments.

Commonly used in hospitals, airplanes, theaters, exam halls, gas stations, and laboratories where electronic interference or noise disruption poses risks. Matches user intent for finding signage templates, safety guidelines, or regulatory compliance visuals.