Arduino Uno + current IBVA hardware amp board with cable and head pad .

use IBVA hardware amp board, cable and head pad. need to connect analog output to input and digital output to clock input of filter on the board.

current IBVA Bluetooth and amp board design for stable operation and high sampling rate, etc.

however can not modify hardware operation by end user.

this configuration can modify by end user.

in case you like you can buy this amp board.

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