Controller design is a big part of the success of console. Controller design is a key part of a console as poor controller design can render a console unplayable. PlayStation vs Xbox controllers has always been a big debate as they are very different yet both massively successful.
Different types of sound such as mono, stereo and surround can have massive effects of the quality of a game and how it creates atmosphere and immersion.
Storage Medium is the way that you store data for a game. There are different types like Propriety Storage, Optical Storage, Hardrives, Flash Drives and ROM Cartridges.
Interface devices allow the user to connect to their console. Joystick, Steering wheel, dance mat are all forms of interface devices that allow the consumer to connect to their console/computer