The ornamental design for an advertisingplayer, as shown and described.
FIG. 1 is a front perspective view of an advertising player showing the claimed designed in an attached position;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a front elevational view thereof in a detached configuration;
FIG. 5 is a right side view thereof in an attached position;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is another front perspective view of the advertising player in a detached configuration; and,
FIG. 9 is a rear perspective view of the advertising player showing another attached configuration.
The broken lines illustrate portions of the advertising player with wireless charger that form no part of the claimed design. Everything inside the solid line perimeter on the bottom view of FIG. 7 is unclaimed.