PHILIPS CD-I
The Philips CD-I was released in the US on December 3,1991 at a retail price of around $700 USD. It is an interactive multimedia CD player that was developed and marketed by Royal Philips Electronics N.V. The CD-I is capable of also playing audio CDs, CD+G(CD+Graphics), Karaoke CDs, Photo CDs and Video CDs (VCDs), The VCDs require an optional "Digital Video Card" to providing MPEG-1 decoding.