telephone headset

The safety of a certain type of head communication system used in space project was evaluated under the environment of pure oxygen,the condition of normal powered state by±15V DC power and normal communication processes.

本文针对工作在纯氧环境下的某通信头戴系统在正常工作电压±12-15V 和双工通话条件下的安全性进行了评估。

Head Mounted Display(HMD) is a kind of near to eye microdisplay device, and its application prospect is very broad.

头戴显示器(Head Mounted Display,HMD)是一种近眼(Near to Eye,NTE)微型显示装置,应用前景广阔。

All the application supporting the audio transmission recommend the Headset profile, which has been widely used in both of stationary telephones and mobile telephones.

在蓝牙无线通信中，凡是支持语音功能的应用都推崇头戴式耳机。