FIG. 1 is a front perspective view of a speaker, of a first embodiment showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a left elevational view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof;
FIG. 9 is a front perspective view of a speaker, of a second embodiment;
FIG. 10 is a rear perspective view thereof;
FIG. 11 is a front elevational view thereof;
FIG. 12 is a rear elevational view thereof;
FIG. 13 is a right side elevational view thereof; and,
FIG. 14 is a left elevational view thereof.
The broken lines showing portions of the speaker designs in FIGS. 1-6 and 9-14 show unclaimed subject matter only and form no part of the claimed design.