It is playable as a standard CD in a normal CD player. The CD player also required use of a separate amplifier mounted under the CD player. Cassette player replaced with CD player in 1997. This name has been used to refer to any Sony portable CD player. A model with a CD player was added in 1992. Options included&colon; airbags for driver and passenger, ABS, a CD player and alloy wheels. X-1D vertical loading CD player also rebadged in Alpine brand-form. Pioneer introduced the CDX-1, the first car CD player, in 1984. It featured standard ABS, dual airbags, leather interior, and CD player with MP3. Among interior changes were a different steering wheel and CD player. Also available was Ford's Mach 460, 230-watt multi-speaker sound system with CD player. The first portable CD player released was the D-50 by Sony. And you definitely don't want it in your CD player. The Walkman had a portable CD player successor, Sony's Discman. An MP3 player was added to the uplevel CD player in 2004.