handset
n. countablen. the part of a phone that you hold in your hand to speak and listen. It can also refer to a modern mobile phone or a remote control device.
n. the physical component of a communication system held in the hand, containing a microphone and receiver. In modern contexts, it frequently serves as a synonym for a mobile phone or a wireless terminal.
He picked up the handset to answer the call.
The technician replaced the broken handset to restore clear audio to the office desk phone.
While the base station remains connected to the landline, the cordless handset allows the user to move freely throughout the building while maintaining a stable connection.
Commonly used in technical or retail contexts to distinguish the physical device from the service plan.