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KOMA Elektronik Electret Microphone Sensor
KOMA Elektronik Electret Microphone Sensor
KOMA Elektronik Electret Microphone Sensor
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KOMA Elektronik Electret Microphone Sensor

Marsoni M251S
Sale price$39.00
Pay 4 payments of $9.75 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
KOMA Elektronik Electret Microphone SensorThe Koma Electret Microphone provides a simple solution to use your surroundings as a source of samples. The board features a little trimmer to adjust the gain of the microphone pre amplifier. Use a little screwdriver to adjust the gain according to the printing on the sensor board. Its preferable to adjust the signal level with the trimmer first and only use the level pot of the analog signal interface as a second adjustment stage. The electret
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  • Express: 1-2 business days

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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 206 reviews
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Product Reviews
J
Verified Purchase
Jennifer Faber
Chelsea, US
★★★★★ 5
Great for dental appliances
Color: Pink+purple
My daughter has a dental appliance that can get food caught in it. We were told to try a water flosser to get the trapped food out. This has done exactly that. Very happy with it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 7, 2026
A
Verified Purchase
Amazon Customer
Birmingham, US
★★★★★ 5
Fun new way of flossing.
Color: Blue+red
My 7 year old loves it and it works really well. He’s excited about teeth brushing time again accompanied by water flosser and it can be used in the shower!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
P
Verified Purchase
pbadia
Louisville, US
★★★★★ 5
Just as described
Color: Blue+red
Just as described. Quick shipping
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 4, 2026
A
Verified Purchase
Ashlee M.
Birmingham, US
★★★★★ 3
Leaks
Color: Blue+red
Water leaks out of the button you press to change out the head so we will be sending back. Other than that it would be perfect, I’m sure it’s just a fluke thing.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
S
Verified Purchase
Suzanne
Massapequa, US
★★★★★ 5
Value purchase
This item arrived well packaged, intact with timely delivery. I am satisfied with the product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 5, 2022

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