Board-to-board Plug Connector

FIG. 1 is a front perspective view of a board-to-board plug connector; FIG. 2 is a front view of the board-to-board plug connector of FIG. 1 ; FIG. 3 is a rear view of the board-to-board plug connector of FIG. 1 ; FIG. 4 is a left side view of the board-to-board plug connector of FIG. 1 ; FIG. 5 is a right side view of the board-to-board plug connector of FIG. 1 ; FIG. 6 is a top view of the board-to-board plug connector of FIG. 1 ; FIG. 7 is a bottom view of the board-to-board plug connector of FIG. 1 ; and, FIG. 8 is a front perspective view of the board-to-board plug connector of FIG. 1 attached to an example receptable connector. The receptable connector shown in the broken lines in FIG. 8 is shown as environment and forms no part of the claimed design. The uneven broken lines immediately adjacent the shaded area(s) represent the bounds of the claimed design and form no part of the claimed design. The evenly spaced broken lines represent environment or portions of the board-to-board plug connector and form no part of the claimed design.