Speaker unit

FIG. 1 is a front perspective view of a speaker unit in accordance with the present design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.

The broken line showing on the drawing disclosure is for illustrative purpose only and forms no part of the claimed design.