Philips CD-i 1984 and it was first publicly announced in 1986. The first Philips CD-i player, released in 1991 and initially priced around US$1,000, was capable of playing interactive CD-i discs, Audio CDs, CD+G (CD+Graphics), Karaoke CDs, Photo CDs and Video CDs (VCDs), though the latter required an optional "Digital Video Card" to provide MPEG-1 decoding. Philips also licensed the CD-i format to other manufacturers for use, and there were also CD-i players by Sony under the "Intelligent Discman" brand. Philips marketed the CD-i as a "home entertainment system" in Europe, but more as a games and educational machine in the U.S.
Philips the set was disappearing. Approximately 150 of these sets were eventually produced. In parallel with the generator set Philips developed experimental Stirling engines for a wide variety of applications and continued to work in the field until the late 1970s, though the only commercial success was the 'reversed Stirling engine' cryocooler. However, they filed a large number of patents and amassed a wealth of information, which they later licensed to other companies. The first Philips shaver was introduced in the 1930s, and was simply called Philishave. In the US, it was called Norelco. The Philishave has remained part of the