| Clue | Word |
| The hearing impaired can communicate with these | |
| Origin of the silicon chip in your mobile? | |
| Fires off a text message | |
| Do Angry Birds eat these? | |
| They can communicate with the future | |
| Your battery does this if it gets too hot | |
| The SETI project listens for life from beyond these | |
| An effective form of non-verbal communication | |
| You can do this with your minutes (with family plans) | |
| SOS bottle destination | |
| My smartphone once did this, now it's all scratched | |
| To call someone, or the thing you call someone on | |
| Prefix, indicating sound or voice | |
| Worth a thousand words? | |