Features: Professional Passive box delivers studio quality stereo transmission with its all metal, eliminating signals loss in long cable runs for live performances and studio recordings. Built with metal housing and advanced impedance conversion technology, this box ensures interferences resistant signals matching for guitars, basses, and keyboards in demanding environments. Ideal for tourings musicians, stereo engineers, and audiophiles requiring high fidelities signals conversion across stage, studios, and outdoor venues. Optimizes stereo setups for critical scenarios live concerts with complex PA systems, multi instrument studio, and mobile recording rigs requiring durability. Its compact, not power design enables instantly deployment with compatibility, making it the impedance transform for professional equipment connectivity. Specifications: Component: Metal Technical parameters: Passive design, not additional power supply required, support impedance conversion function, suitable for connection of various stereo equipment. Provide signals transmission, reduce noise interferences, and improve sound quality. Size:Approx.110mm/4.33''x70mm/2.76''x37mm/1.46'' Package Includes: 1Piece Active 2 Channel box 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.