The speaker is a kind of equipment that converts audio signals into sound. The host box or subwoofer box of the speaker has its own power amplifier, which can amplify the audio signal and then release the sound from the speaker itself, which can not only expand the sound, but also bring better experience to people from the sound quality. There are many styles of speakers, and the design styles are also different. Small speakers are suitable for home use in daily life, playing music, operas, novels, storytelling, etc. Large speakers are suitable for commercial performances, wedding scenes, etc. The style, quality and sound quality of the speaker are the places that users pay most attention to. Good-looking styles can attract people's attention and arouse the desire to buy. Good quality is the inherent advantage and guarantee of the product. Good sound quality can bring better experience. In the early stage of product design, designers need to go through sufficient market research to find their own design ideas, and carry out R & D and innovation from appearance design, structural design, color matching, material selection, man-machine operation, and sound quality effect before landing production. The appearance design of the speaker is novel and unique. The design is inspired by trophies. The appearance looks like a trophy and a flower in bud. The outside adopts a spiral dynamic design, with a spherical lamp wrapped in the middle. With soft lights, it is like a dazzling pearl wrapped in petals, which is very artistic. The speaker also has Bluetooth function, which can connect the mobile phone and the speaker together through Bluetooth, and directly switch the playing content through the mobile phone. It is very simple and convenient to use and has strong practicability. The sound quality of the speaker is pure, which can make people better immersed in the world of art and music. Not only can it be used as a speaker, but also it can be used as a decoration to decorate the room, increasing the aesthetic feeling and artistic feeling.