Keep the Sound Accuracy: Reasonable wiring, nice components to ensure the right sound to enhance your experience, very practical. | Improve Bass Sag: The crossover consists of bass inductor and magnet, which can improve bass sag and locate solderless plug in socket. | Exquisite Workmanship: High gloss double layer heat dissipation ABS plastic housing, exquisite workmanship and very careful materials. | Overcurrent Protection: Excellent sound amplification tool with overcurrent protection can ensure safe use and reliable use. | Easy to Use: The car speaker frequency divider is easy to use, connect the corresponding line, you can immediately tighten.