Features:

*The for DSP noise reducer of the radio station shortwave station contains a for DSP digital signal processor, which processes the audio signal to achieve digital noise reduction and digital filtering.
*Suitable for use with radio receivers. The machine inputs audio signals, and the 3.5mm audio interface input is equipped with audio spectrum display.
*DNR is the noise reduction , with a total of levels. FLT is a digital filter with 10 levels in total, including 200hz low pass, 500hz low pass, 700hz low pass, 1khz low pass, 1.8khz low pass, 2khz low pass, 2.4khz low pass, 3.5khz low pass, and 6khz low pass. Pass, direct.
*Filters and noise reducers can be freely matched and used, and the button settings are simple and clear.
*The power supply has been upgraded to type c input, with built-in speakers, and you can also connect external speakers or power amplifiers for better results.
*Very suitable for old radio stations without noise reduction function. Just output the audio of your radio station into this machine.

Specifications:
*Product Name:for DSP Noise Reduction filter with for DSP audio spectrum
*Material:PCB

*Color:Black
*Size:100*70*17mm/3.9*2.8*0.7 inches

Package Content:
1 x host
1 x 3.5mm audio
1 x type-c data cable
1 x machine corner pad