Nowadays, people's life rhythm and work pressure are very high. Listening to music, novels and storytelling in off work or leisure time can effectively relieve our tension and achieve the effect of relaxing our mood. Whether playing music or other audio, the effect of the speaker will be better than that of the mobile phone. The better the sound quality of the speaker, the stronger the experience. A speaker is a device that converts an audio signal into sound. The speaker host box or subwoofer box has its own power amplifier, which amplifies the audio signal and then releases the sound from the speaker itself to make the sound louder. The speaker design adopts the three-point frequency separation of bass unit, midrange unit and treble unit. The voice coil upgrade of the treble unit adopts imported voice coil to enhance the expressiveness of the sound box, so that the sound box can adapt to more needs of sound reinforcement occasions and truly restore the sound. In the process of listening to music and enjoying music, experience the shocking effect of sound quality of sound box. The appearance design of the sound box is novel and unique. The design inspiration comes from the trumpet flower, which slightly lengthens a key control area. However, the inspiration of the trumpet flower series can still be reflected: from the side, it can clearly feel the instant flower shape from the moment when the trumpet bud is to be placed, which is round and full, and the outline is elegant. In terms of color matching, classic color fusion, fashionable silver and black color matching. The speaker is designed with a magnetic support, the contact surface is sensitive, and the mobile phone can be firmly fixed. It not only has the functions of a mobile phone support and a Bluetooth speaker, but also can be used as an ornament with decorative and artistic value. The speaker has a built-in lithium battery and has a long endurance. It is suitable for various life scenes such as bedroom, living room, study, office, etc.