Microphone, multimedia system and vehicle

The utility model provides a microphone, a multimedia system and a vehicle. The microphone comprises a housing, a circuit board, a sealing member and a noise reduction member. The shell is provided with a sound through hole. The circuit board is arranged in the shell, and the circuit board is provided with a pickup hole. The sealing member is arranged between the housing and the circuit board in a sealing manner, and the sealing member is provided with a first through hole communicating the pickup hole and the sound passing hole. The noise reduction part is arranged in the first through hole. The design of the sound through hole and the sound pickup hole can effectively transmit sound signals to the circuit board, thereby realizing high-quality sound acquisition. Through the arrangement of the sealing element, external noise and dust can be effectively prevented from entering the microphone, the purity of recorded sound is improved, and the pickup effect of the microphone is improved. Through the arrangement of the noise reduction part, on the premise that the pickup effect is not affected, wind noise is reduced and eliminated, and the influence of environmental noise on the quality of recorded sound is reduced.