Features: Eliminate ground loop noise, electrical interferences, and voltages phase discrepancies with XLRs/TRSs sound isolator, delivering clear stereo sound through copper gold plated connectors and aluminum alloy shielding for professional noise suppression. Features double purpose XLRs/6.35mm TRSs input jacks, manual ground lift switches, and bidirectional splitter capability via independents XLRs/1/4" outputs, built with corrosions resistant components to withstand frequent plugging in demanding sound environments. for sound engineers, musicians, and AV technicians seeking to eliminate hums in live sound systems, studio setups, church installations, or portable PA equipment requiring ground isolation. for eliminating buzzs in subwoofers, karaoke speakers, mixers, and stage monitors during concerts, club performances, worship services, or studio recordings where long cable runs cause interferences. This plugs and play hums destroyer combines portability with studio performances, serving as both sound isolator and signals splitter for keyboards, guitars, and professional sound racks while protecting equipment from voltages surges. Specifications: Type: sound Isolator Shell: Aluminum Alloy Size: 4.2x5.8x8.8cm Type: Host Version, wire Version(optional) Package Includes: 1PC sound Isolator Box note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.