| Answer | Crossword Clue |
|---|---|
| LIPREADERS | They can "listen" without hearing |
| LIPREAD | "Listen" without hearing |
| earphones | An electrical device worn on the ear to receive radio or telephone communications or to listen to a radio or tape recorder without other people hearing |
| earphone | An electrical device worn on the ear to receive radio or telephone communications or to listen to a radio or tape recorder without other people hearing |
| theatrophone | (historical) a telephone connecting callers to a theatre so they can listen to a live performance there |
| theatrophones | THEATROPHONE, (historical) a telephone connecting callers to a theatre so they can listen to a live performance there |
