default price is 2 channel version. ( we also can price blance version, price need more 25GBP)
works voltage Dual AC8-12V
Support 4 way stereo audio input.
with Opto-isolated external swtich control signal.( you can add one Power Switch Board to control other External device power.
High-grade aluminum remote control.
Main board PCB size: 68mm*68mm
display PCB size: 100MM*32MM
The board use new original BB's top volume control chip PGA2311,
Internal use pure resistor network, when volume<0 dB ,d not start internal amplifier,
when > 0dB using the internal amplifier, it is is a good preamp stage.
The board is set to -95dB to + 31dB,each sep 1dB;
this is assembled board
package included:Assembled remote preamp volume board x 1
remote x 1(no battery)
connect wires