ElecPower 2012EPAA001 Line-In Low-to-High Impedance Matching Transformer With XLR Female and Stereo 1/8" Miniplug Male Plug Connectors: XLR to 1/8" (3.5 mm) Full One Year Warranty XLR Female, Stereo 1/8" 3.5mm Male Low-to-High Impedance Matching Transformer