käsiasetta

Käsiasetta, also known as a "handset" in English, is a device used for making and receiving telephone calls. It is typically a small, portable unit that connects to a telephone system or a network via a cord or wirelessly. The term "käsiasetta" is commonly used in Finnish, where it refers to the handset of a landline telephone. In modern contexts, the term may also refer to the handset of a mobile phone or a cordless telephone.

The design of a käsiasetta varies depending on the type of telephone system it is used with. Landline handsets are usually wired and have a standard jack for connecting to the telephone line. Cordless handsets, on the other hand, use radio waves to connect to a base station, allowing for greater mobility within a specific range. Mobile phone handsets are wireless and connect to cellular networks, enabling calls to be made and received anywhere within the network's coverage area.

Handsets typically feature a keypad for dialing numbers, a speaker for listening to calls, and a microphone for speaking. Some models may also include additional features such as a display for showing caller ID information, volume controls, and answer/end buttons. In recent years, many handsets have been replaced by touchscreen interfaces, which offer a more intuitive and user-friendly experience.

The use of käsiasetta has evolved significantly with the advent of mobile phones and smartphones. While traditional landline handsets are still in use, the majority of telephone calls are now made using mobile devices. However, the term "käsiasetta" remains relevant in certain contexts, such as when referring to the handset of a cordless telephone or a specialized device used in a specific industry or application.