Set of keys for a mobile device

FIG. 1 is a front side view of set of keys for a mobile device showing our new design;

FIG. 2 is a side view thereof;

FIG. 3 is another side view thereof;

FIG. 4 is a top side view thereof;

FIG. 5 is a bottom side view thereof;

FIG. 6 is an isometric view thereof;

FIG. 7 is an enlarged view of a bottom portion of FIG. 2 ;

FIG. 8 is an enlarged view of a bottom portion of FIG. 3 ; and,

FIG. 9 is an enlarged view of FIG. 5 .

The broken line showing of portions of a mobile device is included for the purpose of illustrating environment and forms no part of the claimed design.