device

Microprocessor based hardware device

    computer

General purpose computer

        laptop

Portable laptop computer

        server-computer

General purpose computer used as a server

    controller

Microprocessor based device used in a control system

    networking-device

Microprocessor device used to establish networks

        networking-router

Networking device used to route data between different networks

        networking-switch

Networking device used to connect devices on the same network

    phone

Telephone used for voice telecommunication

        mobile-phone

Cellular phone providing telecommunication over radio links

    tablet

Mobile device with touch screen for user input