U+1F4F6 · emoji since 2010
The antenna bars show signal strength rising from low to full. It means reception, connection, and how many bars you've got.
It marks staying connected and that relief of full signal, the everyday icon for good service.
In texting, 📶 does not carry a widely used hidden or slang meaning, so you can usually take it at face value. People send it just as it looks, to add a little visual touch or set the mood of a message. Only a handful of emoji have a separate texting code, and 📶 is not really one of them.
Its official Unicode name is the Antenna Bars emoji. In everyday chat most people just call it the antenna bars emoji or describe what it shows. Copy and paste it from the button at the top of this page.
The 📶 leads off a short phrase, and the rest of the words are written in cipher, every letter disguised as another emoji. Tap decipher to reveal the whole line.
Or make your own cipher in the translator.