There are different types of electronic devices in the Hunter × Hunter world.
Telephones range from classic wired telephones to touchscreen smartphones. They are used as a normal means of communication and for other functions.
A tablet is a mobile PC, typically with a mobile operating system and LCD touch-screen display processing circuitry, and a rechargeable battery in a single thin, flat package.
Along with smartphones, tablets are used by several characters throughout the series.
Computer has a large variation, ranging from old models with cumbersome design to modern models with flat screen and compact CPU. Laptop is also available everywhere in the world.