Quantity   Component name
1 × STM32F405 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × 128x64 0.96" OLED Display
1 × 32MB SPI Flash
1 × EVPAA202K Switches and Relays / Switches
1 × KSSG33J12 Small SMD Buzzer