RF filter for digital audio from Bakoon Products.Bakoon Products FIL-3101but
The effect is higher than expected."The sound image has more depth and I can hear even the faintest sound of turning the pages," and "It's clear as if a veil has been lifted.and "It's as clear as if a veil is removed.
In Korea, where bakoon is very popular, the FIL-3101 is a must-have product. Please experience its performance, which cannot be compared to any other product on the market!