Portable Media Playback Device

FIG. 1 is a rear elevation view of a portable media playback device, according to our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a first side view thereof;

FIG. 6 is a second side view thereof;

FIG. 7 is a first perspective view thereof; and,

FIG. 8 is a second perspective view thereof.

The dashed broken lines in the figures illustrate the portions of the portable media playback device that form no part of the claimed design.