Features: This professional noise isolator offer three levels gains adjustment for precise control, lossless transmission to eliminate noise and interferences, and effective noise isolation for clear recordings. Featuring a metal casing for superior electromagnetic shielding and longevity, along with a convenient connection design for quick setup and teardown. Ideal for sound engineers, music producers, and recording artists who require sound quality in professional settings. Perfect for home studios, large recording facilities, live performances, and outdoor environments where background noise reduction is critical. Its advanced technology and robust build ensures output in demanding applications, enhancing any recording or streaming setup. Specifications: Component: Metal Input/output impedance: 600Ω/600Ω Isolation voltages: AC50Hz-60Hz 0V-1500V; Insulation resistance: DC1000V 100Ω; Frequency response: 0-20kHz (±<0.2dBref); Input levels: +28dBu (THD<0.5% at 50Hz, THD<0.01% at 1kHz); Distortion: 0.0025% (+4DBU1KHZ) Size:Approx.86mm/3.38''x85mm/3.3''x44mm/1.7'' Package Includes: 1Piece Passive hums eliminators note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.