The Hosa interconnect cable is designed to connect gear with XLR outputs to gear with unbalanced phone inputs. For best results, match the low output impedance to the high input impedance. This cable is designed to connect gear with XLR outputs to gear with unbalanced phone inputs. For best results, match the low output impedance to the high input impedance. As one of the leading suppliers of analog and digital connectivity solutions to the musical instrument, broadcast, theater, and professional audio/video industries, Hosa products are manufactured to meet or exceed the demands of todays professional.