Whirlwind Little IMP Lo-Z XLR to Hi-Z 1/4" Inline Impedance Matcher

Whirlwind Little IMP In-Line XLR/1/4" Impedance Transformer

ATI Model MM100 Match Maker Audio Impedance Device XLR to RCA Pro Grade

Vintage Electro-Voice Model 513 Impedance - Bass Cutoff Filter

TOA H-02S Module Microphone Input Low Impedance Screw Terminals NEW

Pair of ATI MM100 Match-Maker Level and Impedance Interface System W-Case

RapcoHorizon db 101 SL High to Low Impedance Converter DI Box

Vintage Electro-Voice Model 513 Impedance 100 CPS Bass Cutoff Filter