4MS Shifting Inverting Signal Mingler

Marsoni

M251S

$139.50

Get it in 3 business days with 1 day shipping. Friday, May 29

4MS Shifting Inverting Signal MinglerThe SISM is a 4 channel voltage manipulator that can scale, invert, attenuate, shift (dc offset), mix, split, and slice your CV and audio signals. A plethora of red and blue LEDs (14) show exactly what each channel and output jack is doing: red = negative voltage, blue = positive. Each channel is independent and has an input jack, output jack, a knob for attenuating inverting (Scale), and a knob for applying positive or negative DC offset (Shift).

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
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I am extremely satisfied with this product! It worked even better than I expected. The plastic on my car looks like new again—deep, rich color and a nice clean finish. The application process was simple and quick, and a little product goes a long way. I also love how long-lasting the results are. After several washes, it still looks great and provides solid protection. Definitely a high-quality product that delivers on its promises. I highly recommend it 100% to anyone looking to restore and protect their car’s plastic surfaces!

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Reviewed in the United States on April 13, 2026

Verified Purchase

charles titsworth

Los Angeles, US

★★★★★ 5

Good product

Number of Items: 1

This stuff works really well. A little goes a long way

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on May 26, 2026