No Cell Phones Sign - Clear Visual Warning for Restricted Areas #2217920 (License: Personal Use)

The sign displays a black circle with a diagonal slash over a classic mobile phone icon, indicating prohibition. Below the symbol, bold uppercase text reads “NO CELL PHONES”, accompanied by braille for accessibility. Its clean, monochrome design ensures high visibility and readability from a distance.

Used in environments requiring silence or signal-free zones-such as libraries, laboratories, medical facilities, courts, and performance venues-to enforce policy and reduce distractions or interference.