Fit has always been loved by young consumers for its cute face of "fashion car". As a city car, it is convenient and flexible, economical and practical. However, because the manufacturer has only two sound field speakers, the sound insulation effect is not good. Great ideal, which has a great impact on the sound quality of the entire system. The car owner loves music and has always wanted to replace the original car stereo. In order to improve the sound quality and reduce the noise of the whole car, the car owner came to the music master to do door sound insulation and sound modification for the car. Honda Fit audio configuration list: Front sound field: Brightman two-way speaker Rear sound field: Brightman coaxial speaker Sound insulation: Dr. An environmental sound insulation Use Dr. An environmentally-friendly sound-insulating materials to do double-layer sound-proof treatment on the door panels. The horn can only produce the best sound quality in the box. After the four-door double-layer sound insulation is completed, it can reduce the vibration and noise generated by the door panel when the car is driving and the introduction of external wind noise. The inner and outer double-layer sound insulation makes the door form a box. , Create a good working environment for the sound field speakers, making the speakers perform better. Open the door panel and perform the first layer of sound insulation. Open the door trim, tear off the original car waterproof membrane, clean the car door, and perform the first layer of sound insulation. Due to the thin sheet metal and many holes in the door, resonance noise, road noise and wind drying are very obvious. We first use sound insulation materials to divide and reduce the vibration of the inner sheet metal of the car door, block sheet metal resonance and wind noise, and strengthen the sheet metal. Second layer of sound insulation for the door Take the entire construction. Let the car door form a sealed box, the sound effect is obviously improved, the sound of closing the door is thick, and the wind drying is prevented from passing through the door. Install the front door speaker Replace the original car horn in situ, the Brightman two-way horn, the workmanship is very fine! The original car horn is removed, the magnet is very small Sound insulation of the first layer of the rear door Perform the first layer of sound insulation on the back door Perform a second layer of sound insulation on the back door Perform a second layer of sound insulation on the back door and install a new coaxial speaker Install the rear door coaxial speaker The back door also needs to be upgraded, because the Fit back door does not have a speaker, which makes the friends sitting behind can not feel the music effect, which is not good. Install the rear door coaxial speaker in situ! Dongguan Yijia Optoelectronics Co., Ltd. , https://www.everbestlcdlcm.com