ESP32 INMP441 I2S Microphone & OLED Display Kit

Prototype digital audio input with the ESP32 INMP441 I2S Microphone & OLED Display Kit. The pre-soldered INMP441 captures microphone data over I2S, while the separate 0.96-inch white SSD1306 display uses I2C for your firmware's status messages or experimental results. A pre-soldered 38-pin ESP32 USB-C board with 4MB flash, 400-point breadboard and 10cm jumper set provide the core hardware for audio-reactive projects and microphone-interface learning. Power the microphone at 3.3V and develop the wiring and firmware yourself; speaker, amplifier and voice-assistant software are not supplied.Bundle value: Purchased separately, the included component variants total $35.61. This kit is $29.99, saving $5.62. 1 × pre-soldered 38-pin ESP32 USB-C board with 4MB flash 1 × pre-soldered INMP441 I2S omnidirectional microphone 1 × 0.96-inch white SSD1306 I2C OLED display 1 × 400-point solderless breadboard 1 × 120-piece, 10cm jumper wire set: male–male, male–female and female–female The microphone requires 3.3V power. Wiring and your own firmware are required; connect the ESP32 beside the breadboard using jumper wires. USB-C data cable, computer, power source, speaker and amplifier are not included. Voice-assistant or wake-word software is not supplied.Read the kit setup guide for assembly planning, required extras and component references.