What is "handsets"

Usage examples of "handsets".

Of course, the handsets on Botany would be of no use unless they could put up the satellites, but Zainal was encouraged by the possibility.

Although too valuable to risk dropping from a height, the handsets were too useful to be surrendered.

When he asked why they hadn't used their handsets to call for assistance, Ryan told him simply that no one could have arrived in time to help, a point the sec chief had to concede.

But they still used the handsets to communicate, as it was difficult to be heard over the pounding of the horses hooves and the roar of the wag.

I know the handsets are a risk to use because we might get overheard, and because the refinery works cause interference, but at least they'll give us some semblance of contact.