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Amazon.com: Mackie Big Knob Studio+ 4x3 Studio Monitor Controller and Interface Controller and USB Audio Interface, with 2 Mic Preamp with V-Moda Forza in-Ear Headphones and Gravity Magnet Phone Holder Bundle :
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Amazon.com: Mackie Big Knob Series, 3x2 Studio Monitor Controller 192kHz USB I/O (Big KNOB Studio) : Mackie: Musical Instruments
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