Quantity   Component name
1 × Teensy 4.0
1 × ST7789 240x240 IPS-TFT LCD
1 × ES9023 or PCM5102 I2S DAC + HP amp
1 × microSD connector
1 × Popolu S7V8F3
1 × TP4056 Project
1 × 3.7V Li-Po Battery
1 × 2SC3325-Y Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs
1 × IRLML2502 Discrete Semiconductors / Power Transistors and MOSFETs
3 × IRLML6401 Discrete Semiconductors / Power Transistors and MOSFETs
1 × Android Head Phone Button Cable
1 × 1Kohm
1 × 2.2Kohm
1 × 3.3Kohm
1 × 10Kohm
4 × 100Kohm
2 × 1Mohm
1 × SMD slide switch
1 × SMD push switch
1 × MUJI ash tray aluminum case