- The main function of this optimized version of the passive mixer is to adjust the high and low frequencies of audio input transmission, which is then sent to the amplifier board for enhancement. This ensures clearer sound quality tailored to your listening preferences. - Featuring a NE5522 operational amplifier, the 2.1-K preamplifier board guarantees precise audio transmission, allowing you to experience your music and sound the way it was meant to be heard. - This product integrates low-pass filtering and subwoofer optimization into a single power design, minimizing the need for multiple components and simplifying your audio setup for an enhanced auditory experience. - The soundboard operates without a dedicated power source, making it a convenient choice. However, please note that processed sound output may be lower in volume without external power. Use Cases: 1. Home Theater: Perfect for enhancing audio quality in your home theater system, providing rich soundscapes without complicated setups. 2. Music Studios: Ideal for music studios where precise sound manipulation is crucial, allowing for accurate mixing and monitoring of tracks. 3. Live Events: Suitable for live sound applications, ensuring that both highs and lows are balanced for an immersive audience experience. Key Attributes: - Function: Adjusts audio frequency levels for better sound clarity. - Compatibility: Works seamlessly with various amplifier systems. - Size: Compact design easily fits into any audio setup. - Material: Built with high-quality components for durability and reliability. - Performance: Delivers rich and clear audio, enhancing overall sound quality.