At the same time, the enhanced quality of service (QoS) and traffic management features ensure clear and reliable voice and video communications.

在同一时间，服务质量(QoS)和流量管理功能，提高质量确保清晰和可靠的语音和视频通信。

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High-quality circuit to promise sharp clear voice.

有优良的消侧音电路，对讲声音清晰。

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As the vibrations cover a wide area of the screen, the user is able to hear clear voice quality regardless of which part of the ear they place the device on.

ENGADGET: Kyocera announces Digno S smartphone for Japan, promises over 18 hours of talk time in three colors

From now on, when a call is made between two HD voice mobile phones from these countries, Orange customers will enjoy crystal clear sound instead of "standard" voice quality.

ENGADGET: Orange begins first HD Voice calls between countries, decides clarity knows no borders