Sega CD CD-based add-on, Nintendo eventually canceled the development process of its own competing peripheral after having partnered with Sony and then with Philips to develop one. Sega would go on to release the add-on's second model, the Sega CD 2 (Mega-CD 2), on April 23, 1993 in Japan at a price of JP¥29,800, It was released in North America several months later at the reduced retail price of US$229, with one of the system's best-selling games, "Sewer Shark", as a pack-in. Designed to bring down the manufacturing costs of the Sega CD, the newer model is smaller and does not contain
CD-R the cost of typical recorders was down to $10,000–12,000, and in September 1995, Hewlett-Packard introduced its model 4020i manufactured by Philips, which, at $995, was the first recorder to cost less than $1000. The dye materials developed by Taiyo Yuden made it possible for CD-R discs to be compatible with Audio CD and CD-ROM discs. Initially, in the United States, there was a market separation between "music" CD-Rs and "data" CD-Rs, the former being several times more expensive than the latter due to industry copyright arrangements with the RIAA. Physically, there is no difference between the discs save for the