This is a 24dB/Oct LowCut filter with 6 different frequencies.
- 20 Hz
- 30 Hz
- 40 Hz
- 65 Hz
- 85 Hz
-130 Hz
Use it to eliminate unwanted rumble during recording or mixing. 24dB/Oct means, if you set the frequency to 40Hz a rumbling noise with 10Hz will be reduces about 48dB, which is quiet a lot.
200 Euro