Proco Cb -1 Direct Box

Donner Special-I Passive DI Box Direct Box Hum Eliminator Ground Lift 1/4 XLR

C.B.I. Performer Series Instrument Direct Box - in Package, XLR to 1/4" BALANCED

Stewart Electronics Active Direct Box Model ADB-1

Behringer Ultra-DI DI400P Passive Direct Box — 1-Channel DI with Parallel Link

Pyle PDC22 passive DI box audio hum eliminator 1/4" XLR converter dual direct

Boss DI-1 Direct Box Vintage