Optimal Speaker Protection: your audio equipment remains in top condition with our professional-grade speaker protection board. Designed to prevent damage from high frequencies, this board is essential for maintaining the integrity of your sound system. Advanced Crossover Technology: Featuring sophisticated crossover capabilities, this board effectively separates and treeter frequencies, ensuring a clear and balanced output. Ideal for both professional setups and audio enthusiasts. and Reliable: Built with robust materials, this protection board is to burning and other common damages, offering long-lasting performance and reliability. Easy Installation: This compact and efficient board is easy to install, making it a perfect upgrade for your audio system without the need for professional help. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Specifications: DC75 Color: As Shown Material: PCB Package Contents: 1 * Speaker Protection Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.