Power amplifier with display screen

The utility model discloses a power amplifier with a display screen. The power amplifier specifically comprises a base, foot pads are fixedly installed at the four corners of the bottom surface of thebase, a rotating disc is rotatably installed on the upper surface of the base through a bearing, and the four corners of the top surface of the rotating disc are fixedly connected with the four corners of the bottom surface of a shell through supporting blocks correspondingly; an amplifier body is fixedly installed in the shell. An electric fan is fixedly mounted in the middle of the upper surface of the turntable; a displayer is installed at the top of the shell, one end of the displayer is rotationally connected with the upper surface of the shell through a rotating shaft, the bottom face of the other end of the displayer is rotationally connected with the top end of a connecting rod, the bottom end of the connecting rod is hinged to the top end of a sliding block, the sliding block isslidably connected with a