No Mobile Phones Sign - Clear Prohibition Symbol for Quiet Zones #1478873 (License: Personal Use)

The image features a standard prohibition symbol-a red circle with a diagonal slash-overlaying a black silhouette of a classic mobile phone emitting signal waves. Below the icon, a black rectangular banner displays “No Mobile Phones” in white sans-serif font for maximum readability. The design follows international signage conventions for clarity and immediate recognition.

Used in public spaces requiring silence or minimal distraction, such as concert halls, libraries, hospitals, exam centers, religious venues, and courtrooms. Matches user intent to find authoritative, printable signage for policy enforcement.