1. A shelf system configured to couple an electronic device to a wall, the shelf system comprising:a base having a backside configured to face inward towards the wall and a frontside configured to face outward away from the wall;
a shelf coupled to the base, wherein the shelf protrudes outward from the base such that the shelf is configured to be oriented within 15 degrees of perpendicular to the wall;
a first sidewall coupled to a left half of the base and a second sidewall coupled to a right half of the base; and
a level coupled to the base, wherein the level is configured to indicate a horizontal condition of the shelf, wherein the level comprises a left end portion and a right end portion that are secured within a housing, the housing comprises a hole located between the left end portion and the right end portion of the level such that a middle portion of the level is visible through the hole, the housing comprises a channel that faces inward and wraps around the level, and the shelf system further comprises a ring located at least partially inside the channel such that the level is secured between the housing and the ring.