🎶 Silence the Noise, Amplify the Quality! Designed with polarized and grounding plugs for your peace of mind. Use it for one stereo signal or two mono channels seamlessly. Lightweight and easy to integrate into any setup. Convert unbalanced signals to balanced without losing quality. Say goodbye to unwanted hum and noise in your audio setup. Signal Conversion 2 Channels Safety Grounding The Behringer HD400 Ultra Compact 2 Channel Hum Suppressor is a professional-grade audio device designed to eliminate unwanted hum and noise. With its dual-channel capability, it allows for versatile audio configurations while ensuring optimal sound quality through automatic signal balancing. Its compact design makes it perfect for any setup, and safety features like polarized plugs ensure reliable operation.