Quantity   Component name
1 × ABS-221-RC Speaker
1 × SSM2305 Class D audio amp
1 × MCPL3-AC-V Navigation switch
1 × S25FL208K0RMF 1MB SPI flash
1 × LM3671MF Buck converter, battery to 3.3V
1 × LM2704 Boost converter, battery to 5V
1 × LPC1342 NXP ARM MCU
1 × 10M02SCU169 Altera MAX 10 CPLD