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Description: 1. Microcontroller: Elecrow ESP32-A1S is a Wi-Fi and Bluetooth Audio Development Kit based on Espressif Systems ESP32-WROOM-02S microcontroller, featuring Xtensa dual-core 32-bit CPU and integrated 520KB SRAM. 2. Connectivity: It offers both Wi-Fi and Bluetooth Classic and BLE connectivity, allowing for versatile applications such as IoT projects, smart home devices, audio streaming, and wireless communication. 3. Expansion: The kit comes with a total of 17 GPIO pins, including ADCs and analog outputs, enabling the creation of various circuits or add-on components using external modules like sensors, motor controllers, or displays. 4. Flash Memory & Capacitors: The ESP32-A1S comes with a large 4MB flash memory for storing code and data, along with 5mm ceramic capacitors that improve the microcontroller's power supply stability and reliability. 5. Audio Codec: An onboard Stereo Class D Audio Amplifier (ESP32-D1) provides up to 6W RMS output power, making it suitable for creating Wi
| Specification | Details |
|---|---|
| Module | ESP32-A1S (Dual-core 2.4 GHz Wi-Fi and Bluetooth 5.0) |
| Microcontroller | Dual-core Tensilica LX6 @ 240 MHz |
| Memory | 520 KB RAM + 4 MB SPI Flash |
| Wi-Fi | 802.11 b/g/n (2.4 GHz) WEP WPA/WPA2 |
| Bluetooth | Bluetooth 5.0 (Dual mode: BR/EDR and LE) |
| Audio Interface | I²S interface with 3x digital audio channels |
| Analog Inputs | 10-bit ADC (up to 1 Msps) 6 analog inputs |
| Power Supply | 3.3V 5V (via USB-C or DC jack) |
| Dimensions | 63mm x 31mm x 7mm |
| Weight | approximately 20g |
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