With the promotion of science and technology, more and more electronic intelligent products appear in our life. Speakers are common to us. Speakers are a kind of equipment that converts audio signals into sound. They refer to the power amplifier in the host box or subwoofer box. After amplifying the audio signals, the sound box itself releases the sound to make the sound louder. Nowadays, people's life rhythm is very fast. Listening to some music or novels with speakers after work can relax our nervous day and enjoy a pleasant atmosphere. Sound speakers are of different quality and sound effects. Good quality speakers can bring very efficient sound quality and better experience. According to the needs of users, designers carry out R & D and innovation from the aspects of appearance design, structural design, man-machine operation, material selection, color matching, sound box quality, etc., giving products unique cultural connotation. The appearance is novel and unique, breaking through the original sound box cylindrical, square, oval appearance design, using hollow design, very high-end and exquisite; small size, easy to carry; clear keys, simple operation; overall comfortable and natural color, giving people a bright feeling; the pursuit of simple, comfortable and intelligent use experience. The smart speaker adopts a structural design that conforms to the acoustic theory, with clear sound quality and sense, which can bring people a new auditory experience. Compared with ordinary speakers, it not only has the function of raising sound, but also can be connected to wireless, and online on-demand through mobile phone APP operation; With voice interaction function, through the intelligent voice system, the communication between man and machine is realized, and the operation is easier. The charging position and the operation button of the speaker are located in different directions of the speaker. Even in the charging process, the speaker can be used normally without the concern that charging and using cannot be carried out at the same time.