Sega

The Sega Dreamcast is a home video game console released by Sega in 1998. It was the first console to offer online gaming and the first to feature a built-in modem for Internet play. It was also the first console to offer a visual memory card, allowing gamers to save their progress as they played. The Dreamcast featured a 128-bit processor and a custom graphics chipset, allowing it to produce high-quality 3D graphics. It was also the first console to offer a built-in microphone, allowing gamers to connect to online chat services. The Dreamcast was popular for its expansive library of games, which included hits like Sonic Adventure, Soul Calibur, Crazy Taxi, and Phantasy Star Online. The console also featured a range of peripherals, such as the Visual Memory Unit, the Dreamcast Fishing Rod, and the Dreamcast Keyboard. The Dreamcast was discontinued in 2001 due to competition from the Sony PlayStation 2 and other consoles. Despite its short lifespan, the Dreamcast was a groundbreaking console that influenced the design of later consoles.

The Sega Game Gear was a handheld video game system first released in Japan in 1990 and in North America in 1991. It was the successor to Sega's Master System and was marketed as a handheld version of the Sega Genesis. It was the first handheld video game console to feature a full-color display and was capable of displaying up to 32 colors at once. It had a library of over 300 games released for it, ranging from original titles to ports from various Sega consoles. It was powered by 4 AA batteries or an AC adapter, and was compatible with a range of peripherals, including a TV Tuner and a light gun. The console was discontinued in 1997, but its library of games still lives on today.

The Sega Genesis is a 16-bit fourth-generation home video game console released by Sega in 1988. It was the first of the company’s highly successful line of home consoles and was initially released in Japan as the Mega Drive in 1988. The Genesis was Sega's most successful console and was a major rival to Nintendo's Super Nintendo Entertainment System. It could play both cartridges and CD-ROMs. It featured a wide variety of games, including classics such as Sonic the Hedgehog, Ecco the Dolphin, and Streets of Rage. It was also the first console to feature a dedicated port for the Sega CD system, allowing players to play CD-ROM games. The console was also popular among developers, due to its powerful hardware and ability to program in assembly language. The console was released in multiple variants, including the Genesis II and Genesis III. The Sega Genesis was discontinued in 1997 and was succeeded by the Sega Saturn. Despite this, the console still has a strong following today, and is considered one of the most influential consoles of all time.

The Sega Master System (SMS) is a third generation 8-bit home video game console released by Sega in 1985. It was the successor to the Sega SG-1000 and was initially released in Japan as the Sega Mark III. Sega later released the Master System in other parts of the world, including North America, Europe, and Brazil. The Master System is powered by a Zilog Z80 3.58MHz processor, with 64KB of RAM, and 32KB of RAM for video. It has a custom graphics processing unit (GPU) created by Sega, which can display 32 colors from a palette of 64, and is capable of displaying tiles, sprites and scrolling backgrounds. The console also has a 3-channel mono sound chip. The Master System had a wide library of games, with more than 350 titles released in Japan, Europe and North America. Popular titles included Alex Kidd in Miracle World, Phantasy Star, Out Run and Sonic the Hedgehog. The Master System was later followed by the Sega Mega Drive in 1988, which was released in North America as the Sega Genesis. The Master System was discontinued in 1996.

Sega Mega Drive, also known as Sega Genesis in North America, is a 16-bit video game console released by Sega in 1988. It has a Motorola 68000 CPU, Zilog Z80 sound processor, and a Sega Video Display Processor. It was one of the most popular consoles of its time, selling over 40 million units worldwide. It was the first console to feature a 3D graphics chip, the Sega VDP. It was also the first console to feature a built-in CD-ROM drive, the Sega CD. Sega Mega Drive was home to some of the most popular games of its time, such as Sonic the Hedgehog, Streets of Rage, and Mortal Kombat. It was also compatible with a wide range of accessories, including a light gun, a steering wheel, and a trackball.

The Sega Saturn is a 32-bit fifth-generation home video game console released by Sega in 1995. It was the first console of the sixth-generation era, ahead of its competitors, the Sony PlayStation and the Nintendo 64. The Saturn was known for its high-end 2D games and its arcade-style 3D games, as well as its impressive library of role-playing games. It also had a variety of peripherals, including the Saturn multitap and the Saturn mouse. The Saturn is also notable for its ability to play both Sega Mega Drive/Genesis and Sega CD/Mega-CD games. It was also the first console to feature a full-motion video feature, as well as a full-fledged online gaming service. The Saturn is considered to be a commercial failure, due to its high price, limited third-party support, and lack of marketing. However, it has since gained a cult following, and is widely praised for its library of games.