MSS-1TR 
18db High Quality Stereo Subsonic/High Pass Filter
With Low Noise Discrete Audio Transistors
Operated with Single 15-24Vdc
Standard Freq. 20Hz (Can Be Changed by buyer request)
3rd Order High Pass Filter Avoid very low vibrations and frequencies caused by turntables/vinels

Excellent Performance
Order Option:
1.Assembled Board Ready to use
2.PCB + Parts you need to solder it
 High quality and reliability PCB FR4 1.6MM

Input/Output & Power Supply Connectors will supply
Working Voltage : 12-24Vdc
Gain Level 0db (1:1 Ratio)
Filter: 20Hz 18db/octave 3rd order High Pass Filter
PCB Size: 
MSS-1TR 60mm*32mm double-sided HAL,FR4 1.6MM