The ornamental design for a communicationsdevice, as shown and described.
FIG. 1 is a perspective view of a communications device showing my new design;
FIG. 2 is a front elevation thereof;
FIG. 3 is a rear elevation thereof;
FIG. 4 is a left elevation thereof;
FIG. 5 is a right elevation thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken line showing of three semicircular lines in FIG. 5 is included for the purpose of illustrating environment and forms no part of the claimed design.