Ditched the landline? Use a hands-free device like a headset or talk on speaker phone (preferably the former when in public).

除了座机，用免提设备像耳机或者用扬声器电话交谈(公开场合前者更好)。

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If you've got a hands-free headset, you could even pretend to be on the phone while working.

如果你有一个头戴式耳机，当你工作时可用来假装你在打电话。

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VTech chose to use headset Bluetooth synchronization on the 5145 rather than hands-free synchronization.

VTech则在5145电话上选择使用蓝牙耳机同步技术，而非免提同步技术。

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We've encountered a few mobile phones that integrate music playing and include stereo headphones that double as a hands-free headset.

FORBES: Mixing Music And Mobile Phones

Using a hands-free headset or placing it on speakerphone would be simple way to avoid handling and touching the smartphone surface.

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Today the same team that developed the StarTac Cyber phone have developed the Golden-i wireless Hands-Free computing and communications headset.

FORBES: The Cyber Display Telephone