Quantity   Component name
1 × STM32F051CxT6 Microprocessors, Microcontrollers, DSPs / Microcontrollers (MCUs)
1 × nRF24L01+ Radio Module
1 × PAM8301 Audio ICs / Audio Amplifiers
1 × CM200C-32.768KDZB-UT Frequency Control / Crystals
1 × MCP1700T-3302E/MB Power Management ICs / Linear Voltage Regulators and LDOs
1 × CLV1A LEDs and Accessories / Light Emitting Diodes (LEDs)
1 × IRLML2502TRPBF Discrete Semiconductors / Power Transistors and MOSFETs
1 × TL3342F160QG Switches and Relays / Switches
1 × BAT-HLD-012-SM CR1220 Battery Holder
2 × JST-S2B-PH Connector
1 × 1N4448WS Discrete Semiconductors / Diodes and Rectifiers
1 × BLM18PG221SN1D EMI-RFI Suppression and Shielding / Ferrites
1 × Hammond 1593KGY Box Enclosure