免提

miǎn tí hū jiào

免提呼叫

hands-free calling

gāi diàn huà de gōng néng bāo kuò shēng kòng bō hào hé miǎn tí tōng huà

该电话的功能包括声控拨号和免提通话。

The phone's features include voice-activated dialling and speakerphone.

miǎn tí diàn huà

免提电话

a handsfree phone