| 摘要 |
A cordless telephone headset, which is controlled by an unattached handheld control module. The control module includes a keypad, and emits an infrared signal towards the user's head corresponding to the depression of a particular key on the keypad. The cordless headset is worn on a user's head, receives the infrared signals originating from the control module, and performs a function corresponding to the particular signal received, such as dialing a number or placing the telephone on hook. The control module includes a visual displ ay screen that provides visual confirmation of keypad depressions. The control module also displays caller identification or other data for visual observation.
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