Quantity   Component name
1 × Arduino Nano
3 × R1..3 = 20..50 Om
1 × Pogo Pin
1 × R4 = 150 Om
1 × R5 = 520 Om
1 × R6 = 1..10 kOm
1 × Connector 2x5 2.54mm male
1 × Connector 1x2 2.54mm male
1 × Connector 1x2 2.54mm female
1 × Connector 1x1 female
1 × Earphones cord