Quality Screw Terminals Durable, reliable construction designed for longterm use. Simple and fast installation compatible with car and home audio systems. Eliminates the need for welding, reducing setup time and complexity. Precision Frequency Division for Clear Sound Separation Lowfrequency second 12dB and frequency third 18dB crossover with phase compensation for balanced audio reproduction. Adjustable switch for frequency division point at 2850Hz or 2900Hz to suit different audio setups. Provides crisp separation between bass and treble for enhanced clarity. Enhanced Tweeter Performance Equipped with polypropylene audio coupling voltage antiinterference capacitor for smooth and rounded sound quality. Tweeter switch allows finetuning of sound pressure for frequency performance. Reliable Dual Protection System Capacitor plus selfrecovery fuse combination safeguards the tweeter during power operation. Prevents sudden loss of treble output caused by power surges, ensuring consistent performance. Material and Build grade components selected for durability and stable operation. Compact size ensures easy integration into existing audio systems without space constraints. Practical Applications 1. Upgrading car audio systems for clearer sound separation and improved treble protection during volume playback. 2. Enhancing home theater setups for balanced audio performance across all frequencies. 3. Installing in professional or hobbyist sound systems to protect speakers and achieve precise crossover adjustment for sound.