Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment

Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.
Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment.

Low Pass Filter Bass Subwoofer Preamp Amplifier Board Single Power DC 9-32V Preamplifier with Bass Volume Adjustment

Regular price $28.55 Sale price $24.99 Save 12%
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 Description:

The so-called low-pass filter to filter out the human voice board is more than treble part, retain the low  frequency part is amplified to improve the bass reproduction efforts, people will not hear the sound of  musical instruments and high-frequency sound during playback. 
 
Features:
 
Power supply voltage: DC 9V-32V single power supply
Dual channel input, subwoofer output, then the output amp|ifier,can not directly connected to the speaker
The multi-stage filter, better bass effect
The phase adjustable
Potentiometer from left to right: frequency adjustment, bass volume control
The cut-off frequency: 22Hz-240Hz
Potentiometer shaft center to center spacing: 3cm
PCB Size: 62 9* 26.5mm
Audio input: mono or two-channel
Audio output: Mono(connect with amplifier)
 
Package included:

1 x Low Pass Filter Bass Subwoofer Pre-AMP Amplifier Board
1 x Power cable
1 x Audio Shieklded cable



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