how to make 5.1 amplifier

parts list

TPA 3116d2 2 channel amplifier board
tpa 3110 class d amplifier boards 2p, hd audio rush box 5.1 decoder,
step down buck board, MP3 USB bluetooth pa
nel, 100k 18pin master Potentiometer, 6pin 47k Potentiometers 2p, 3pin 47k potentiometers 2p, 4way speaker terminals 2p
2way speaker terminals 2p, DC socket
on and off switch and wires

I am using for cabinet PVC sheet

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