Low Pass Filter Board Subwoofer Preamp Board Single Supply Low Pass Filter Boards with LED Indicators Subwoofer Preamplifier Board

MATERIAL: The adjustment potentiometer adopts sealed type, and the input and output terminals use brass terminals. Wiring is easy HIGH EFFICIENCY: This IC base can be soldered at any time, can feel the effect of different op amps, and enhance playability REAL TIME MONITORING: The subwoofer front panel is designed with LED indicators, which can monitor the power status in real time Item Type: Subwoofer Preamp Board Material: Plastic Supply Voltage: 10-24V Single Power Supply Frequency Range: 22Hz-300Hz Audios Input: Mono or 2 Channels Audios Output: Mono PCB Specification: Approx. 78 x 32mm Celsius 3.07 x 1.26in, Thickness: Approx. 1.6mm Celsius 0.06in PCB Material: FR-4 Hard Glass Plate Board Mounting Hole Center Distance: Approx. 70 x 24mm Celsius 2.76 x 0.94in, Hole Diameter: Approx. 3.2mm Celsius 0.13in Potentiometer Axes Spacing: Approx. 32.5mm Celsius 1.28in