Sega CD a partnership with Sony to develop its own CD-ROM peripheral for the Super NES. Commodore International released their CD-based CDTV multimedia system centered in early 1991, while long-in-waiting CD-i from Philips finally arrived towards the end of that year. Shortly after the release of the Genesis, Sega's Consumer Products Research and Development Labs led by manager Tomio Takami were tasked with creating a CD-ROM add-on for the system, which became the Sega CD. The Sega CD was originally intended to equal the capabilities of the TurboGrafx-CD, but with twice as much random-access memory (RAM), and sell for about JP¥20,000 (or
CD-i games from The Legend of Zelda series out to independent studios, Philips subsequently used the characters to create three games for the CD-i, with Nintendo taking no part in their development except to give input on the look of the characters based on the artwork from Nintendo's original two titles and that of their respective instruction booklets. Philips insisted that the development studios utilize all aspects of the CD-i's capabilities including FMV, high-resolution graphics, and CD-quality music. Because the system had not been designed as a dedicated video game console, there were several technical limitations, such as laggy controls (especially for the standard infrared controller), and numerous