The main function of the input audio signal for high and low tone section, and then sent to the amplifier board to zoom
Socket Type: XH2.54-3P
Knob spacing: about 22.5mm
Package Included: 1 x Passive Tone Board(If the number of products received is incorrect, please contact us . we will refund or give you a replacement)he colors may be a little difference for the different monitor display.)
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