| 摘要 |
A microphone unit positioned in one ear and including a microphone, noise cancellation tube and ear tube, and a headphone unit positioned in the other ear, together with a neck attachment unit around the wearer's neck form an assembly for connecting to a communication device such as a cellular telephone while jogging or exercising. The microphone unit has a first movable joint for holding the first wire and the first noise cancellation tube and for controlling a length of slack of the first wire. The headphone unit includes an earphone cap, a second noise cancellation tube and a second movable joint for holding the second wire and second noise cancellation tube and for controlling a length of slack of the second wire. The neck attachment unit comprises a C-shaped holder that holds the first wire and the second wire and includes two swivel arms as grippers.
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