| 摘要 |
<p>The invention concerns a telephone handset (6, 6', 6'') comprising a housing (8, 8', 8'') provided with an earphone part to be in contact with a user's ear, a microphone and means (10, 23) for automatically switching off the microphone. The switch-off means comprise sensing means (13, 28, 50) designed to automatically switch off the microphone when the user moves the earphone part away from his ear.</p> |
