telephone headset

• 头戴耳机； 头戴耳机。头戴送受话器

telephone headset的用法和样例：

例句

1. Check to make sure your headset has a Microphone.
   检查确认您的头戴耳机话筒有麦克风。
2. An operator wearing earphone was sitting in the telephone exchange.
   戴耳机的接线员正坐在总机室里。