The name is changed from ACS1001 to FIL3101.

Previously, we introduced and uploaded Bacoon's new ACS1001 noise reduction filter for digital audio,


It seems that this was the name of a prototype, and it has been officially commercialized and renamed FIL-3101, so we have updated this page with photos.


The effect will be limited if the output is not from a low impedance headphone jack, but it can be used for devices such as ipod, iphone, tablets, and PCs.


The effect is excellent. The background is quieter, the sound is clearer, richer, and without noise. Best of all, the downloaded


I can easily enjoy my downloaded music at a high level on my audio system with confidence, not on a dock station or anything like that!


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