Yorkville YDI-1P Passive Direct DI Box Made in Canada

RapcoHorizon DB-1 Passive Direct Box - 1-Channel DI for Guitar/Bass/Keyboard

-PRO Premium Direct Injection Audio Box - Passive DI Unit Hum Eliminator W/ Inpu

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LASE DB-02 - Professional Dual Channel Passive Direct Box

Premium Direct Injection Audio Box - 2.36" X 4.09" Passive DI Unit Hum Eliminato

Whirlwind IMP 2 Passive DI Direct Box

-PRO Premium Direct Injection Audio Box - Passive DI Unit Hum Eliminator W/ Inpu