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

可以使用免提设备或者耳机。

youdao

Use a hands-free device to make your calls and check your voice mail.

使用一个不用手持东东帮助打电话、查看语音信箱。

youdao

Use a hands-free device to make your calls and check your voice mail.

使用一个不用手持东东帮助打电话、查看语音信箱。

youdao