| Brand | Unbranded |
|---|---|
| Compatible Brand | Universal |
| Type | Filter |
| Manufacturer Warranty | Lifetime |
| Country of Origin | China |
Check the listing for details. Digital Noise Reducer Low Pass Filter Audio Signal Processor for Shortwave Radio. Condition: New, Made in China. Listed at 98.80 USD. This device can process audio signals with Digital Noise Reducer (NR) and Digital Low Pass Filter(LPF). - Noise reducer level: OFF ~ 9 (10 levels). - 1 x Noise Reducer. - Signal input: 3.5mm audio jack.