Mobile terminal and wireless module

The invention discloses a mobile terminal and a wireless module. The mobile terminal comprises a terminal main body and the wireless module, wherein the terminal main body comprises a front face, a rear face, a side face and a terminal circuit board, the front face and the rear face are arranged back to back, the side face is connected between the front face and the rear face, the terminal circuit board is arranged in a space jointly defined by the front face, the rear face and the side face, the front face is provided with a display region, a slot is arranged at a lateral edge of the terminal main body and is used for inserting the wireless module, and when the wireless module is inserted into the slot, a module circuit board of the wireless module and the terminal circuit board are arranged in parallel. According to the mode, the cost of the mobile terminal can be selectively reduced, and meanwhile, the size of the mobile terminal is not basically increased.