A mobile terminal is provided. The mobile terminal includes a case defining an appearance of the terminal and a frame coupled to the case and configured to support electrical devices. The frame includes a first coupling unit provided at the frame such that the frame is fixable to the case, the first coupling unit having a first hole formed therein and a second coupling unit provided at the frame and located adjacent to the first coupling unit, the second coupling unit having a second hole formed therein, the first hole being greater in size than the second hole. The mobile terminal also includes a first boss unit integrally coupled to the first coupling unit and the second coupling unit.