The ornamental design for a combineddiscplayer, amplifier, tuner and audio player, as shown and described.
FIG. 1 is a top plan view of a combined disc player, amplifier, tuner and audio player showing our new design; and,
FIG. 2 is an enlarged perspective view thereof, wherein a part of FIG. 1 is enlarged.
Portions of broken line showing are illustrative purposes only and form no part of the claimed design. The dot-dash broken lines define but are not included in, the boundaries of the claimed design.