Accessory improves the features of your electronic products. You can customize the features of your electronic products by buying some good accessories for it. With the coming of complex handsets, there has been an increasing demand all sorts of accessories also. Like, automobiles, even cellular phones have lots of accessories ranging from low to very high prices. Phone accessories enable you to customize the look to your communication gadget. There are so many types and brands of accessories for your fixed phones or cellular phones like answering systems, caller ID, telephone amplifier, conversation recording device and digital phone line tester are some accessories for fixed line phones. Hands free Car Kit, Covers & Fascias, Antennas, Bluetooth and keypad are some common accessories for cellular phones.

Video game accessory is a different piece of hardware that is essential to use a video game console, or one that enhancements the video game's play experience. Basically, video game accessories are everything include the console itself, such as controllers, memory, power adapters and audio/visual cables. Most video game consoles come with the accessories necessary to play games out of the box: one A/V cable, one AC cable and a controller. Memory is commonly the most necessary accessory outside of these, as game data cannot be saved to condensed discs. The companies that assemble video game consoles also make these accessories for substitute functions as well as better the overall experience (extra controllers for more players or unique devices like light guns and dance pads). There is an complete industry of companies that establish accessories for consoles as well called third-party companies. The prices are often lower than those made by the maker of the console (first-party). This is usually achieved by avoiding licensing or using cheaper materials.

Software accessories for a game system are simply the games designed by expert game companies. With some of the modern systems, homemade games called homebrew are being planned and moved publicly. The Xbox 360 system has official released tools called the XNA so that users can plan and increase their own content. It was declare by Microsoft after their announcement of the Xbox Live Marketplace. Another type of homebrew is popular on the Nintendo DS portable gaming system. Hardware device, the internal software that is used to run games, the BIOS, is overwritten. Removing the default BIOS with an unofficial BIOS permits for user created content to be playable. Games are anything from innocent ports of older games to truly new ideas and games. Sony also allowed for homebrew content on their new Playstation 3 by allowing for Linux to be installed. Linux permits for many various types of content to be playable. Because of Linux's open source methods of utilizing the hardware as long as users write the necessary software, anything can be playable on the PS3.