High-precision Single Supply Low Pass Filter Board Subwoofer Preamp Board 2.1
brand new and
Features:
material, solid, good and long service life.
The board features a very signal-to-noise ratio and strong anti-interference ability. When there is no input, no noise is heard near the speaker.
The adjustment potentiometer is fully sealed. The input and output terminals are terminals, and the wiring is very convenient.
amp adopts NE5532, and the IC for can be soldered at any for time to change amp, and the effect brought by different op amps can be improved.
It is designed with LED indicators to the power in real for time.
Filter Board only, other accessories in the picture is not included!

Specification:
PCB Board, Electronic Components
Power supply
Frequency
input: Mono or Two-channel
output: Mono
Size: app.7.8 3.2 0.16cm/3.07 1.26 0.06in
Fixed Hole Center Distance: app.7 2.4cm/2.76 0.94; Hole Dia.: 0.32cm/0.13in
Potentiometer Center Distance: app.3.25cm/1.28in
Color: Light Green
Quantity: 1 Pc

Note:
No retail package.
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:
1 Filter Board