Fangrui Product Details 1. Hi-fi Sound Quality: With A Two-way Crossover, This 250w Hifi Speaker Crossover Provides High-fidelity Sound Reproduction Thats For Audiophiles And Music Enthusiasts. It Has A High-pass And Low-pass Filter With Adjustable Frequency Switches Between 2750-2800hz. 2. Flexible Wiring: The Crossover Features Scientifically Designed Wiring Arrangements That Can Match Most Speakers, Making It An Easy And Convenient Choice For Upgrading Your Home Theater Or Diy Audio Projects. The Non- Terminals Hassle-free Installation. 3. Premium Capacitors: The High-frequency Capacitor Is Made Of Polypropylene Film, Which Is An Material For Audio Coupling And Filtering. The Crossover Uses High-quality Components And Its Layout Is Carefully Designed To A Precise, Clear, And Detailed Sound. 4. High-temperature Resistance: The Large Inductor Coil Has A Diameter Of 1mm, And The Copper-clad Aluminum Wire Is To High Temperatures. This Design Ensures That The Signal Remains Pure And Unaltered, Resulting In A Natur