Noise Canceller Product Description Features: Ultra-compact, lightweight hum eliminator with a robust metal housing. Safely breaks ground loops to remove 60Hz AC hum caused by ground loops. Automatically converts signals from unbalanced to balanced without any signal loss for clear sonic quality. Operates without batteries or external power, ensuring convenient use. Equipped with 1 XLR/6.35mm channel, 1 RCA channel, and 1 3.5mm channel. Note: This device is primarily used for eliminating current noise caused by ground loops; other noises cannot be eliminated. Specifications: Material: ABS + Metal Color: Black Product Weight: 450g / 15.87oz Product Size: 11.5 x 10 x 3.7 cm / 4.52 x 3.93 x 1.45 in Package Weight: 570g / 20.10oz Package Size: 20 x 18 x 5.5 cm / 7.87 x 7.08 x 2.16 in Note: Simultaneous multi-channel input and output is not supported. Ensure devices are connected using the input and output ports of the same channel. Noise canceller only; other accessories shown in pictures are not included. Due to manual measurement, there may be slight deviations. Please consider the product size and weight accordingly. There might be slight differences between the product image and actual product due to lighting or other factors. Packing List: 1 x Noise Canceller