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API 550B Discrete 4 Band EQ for 500 Series

Marsoni M251S
Sale price$1100.00
Pay 4 payments of $275.00 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
API 550B Discrete 4 Band EQ for 500 SeriesBased on the API 550 EQ from the late '60s the 550b is an update to the classic EQ that played a major role in the history of music recording but adds an additional filter band and several new frequencies. Incorporating API's exclusive circuitry and proprietary components (such as the legendary API 2520 Op Amp), the 550b artfully blends the past with the present. So many hit records still depend on the unique 550 sound that engineers around the world
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4.5 ★★★★★
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Cathy
Omaha, US
★★★★★ 5
Happy Customer
Size: Medium, Color: (001) Black / Black / White
Item was as describe, comfortable and stays in place thick but breathable ! I will order from this company again
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Reviewed in the United States on January 15, 2026
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Sue M
Dallas, US
★★★★★ 5
Love these socks
Size: Large, Color: (035) Steel / White / Black
Great quality socks
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Reviewed in the United States on April 26, 2026
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Kendra
New York, US
★★★★★ 4
Good quality
Size: Large, Color: (035) Steel / White / Black
These are a bit thicker then a compression sock and they come up higher on the ankle than a no-show sock normally does. They are very comfortable and soft.
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Reviewed in the United States on February 10, 2026
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K
Lowell, US
★★★★★ 5
Good quality socks
Size: X-Large, Color: (001) Black / Black / White
Great value and great product and comfort. Not thin and wears well not like thin socks in a size that fits
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Reviewed in the United States on December 4, 2025
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Cookie
Dallas, US
★★★★★ 5
Socks
Size: Medium, Color: (001) Black / Black / White
Great price, perfect fit.
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Reviewed in the United States on January 23, 2026

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