Pyle Pro PHE400 Hum Noise Eliminator 2 Channel Box

Pyle Compact Mini Hum Eliminator Box - 2 Channel Passive Ground Loop Isolator

Premium Direct Injection Audio Box - Passive DI Unit Hum Eliminator w/ Input

Pyle Compact Mini Hum Eliminator Box - 2 Channel Passive Ground Loop Isolator

Pyle Professional High-Performance Passive DI-Box-(1/4''/XLR) Direct Box

Pyle Pro PHE400 Hum Noise Eliminator 2 Channel Box

Pyle Professional High-Performance Passive DI-Box-(1/4''/XLR)

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