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
Video CD audio frequency range is limited to those sounds most clearly heard by the human ear. The VCD standard also features the option of DVD-quality still images/slide shows with audio, at resolutions of 704×480 (NTSC) or 704×576 (PAL/SECAM). Version 2.0 also adds the playback control (PBC), featuring a simple menu like DVD-Video. Shortly before the advent of White Book VCD, Philips started releasing movies in the Green Book CD-i format, calling the subformat CD-i Digital Video (CD-i DV). While these used a similar format (MPEG-1), due to minor differences between the standards these discs are not compatible with VCD players. Philips'