Abstract: A multifunctional loudspeaker device, having a shell, L-shaped mounting parts arranged at one end of the shell, a loudspeaker body on the L-shaped mounting parts, a back cover at the other end of the shell, a sealing rubber ring between the back cover and the shell, and a flexible plastic cushion sleeving the shell, the flexible plastic cushion is hollow and has a shape matching with the exterior of the shell, airbags are distributed in the flexible plastic cushion, an air-pressure probe is also arranged in the flexible plastic cushion. A layer of the flexible plastic cushion with high buffer coefficient is additionally arranged on the peripheral surface of the multifunctional loudspeaker device so that the shockproof performance of the device is improved.