IPA: /ˈhɛdˌsɛt/
KK: /ˈhɛdˌsɛt/
A device that you wear on your head, which includes headphones for listening and a microphone for talking.
I used my headset to join the online meeting and communicate with my team.
Headset → It is formed from "head" (from Old English "heafod", meaning the upper part of the body) and "set" (from Old English "settan", meaning to place or put). A headset is a device that is placed on the head for listening or communication purposes.
Think of placing a device on your 'head' — that's what a 'headset' is, a set of equipment designed to be worn on the head.