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)。

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

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可以使用免提设备或者耳机。

You could use a hands-free device or an earphone.

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有可能的话，通话时尽量使用免提扬声模式或有线耳机(不是蓝牙)。

Whenever possible, use the speaker-phone mode or a wired headset (not a Bluetooth).

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