1. Widely used in the rapid development of intelligent products such as AI speakers, voice interaction, HMI with screen applications and camera applications
2. High-performance main control: equipped with ESP32-S3R8, Xtensa 32-bit LX7 dual-core processor, main frequency up to 240MHz
3. Wireless connectivity: support for 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), on-board antenna
4. Storage resources: built-in 512KB SRAM, 384KB ROM, stacked 8MB PSRAM, external 16MB Flash
5. Voice interaction: dual digital microphone arrays, support noise reduction and echo cancellation, suitable for accurate voice recognition and near-field/far-field wake up
6. Clock management: integrated PCF85063 RTC chip, support RTC power-down hold time, can be used for alarms, timed tasks or wake-up and so on
7. Colorful light effects: onboard 7 ring RGB color lights, programmable to achieve a variety of dynamic light effects
8. Human-computer interaction: reserve multiple keys and battery switch, convenient for customized function development
9. Extended interface:
- SPI LCD screen interface (FPC / Pin)
- DVP Camera Interface (24PIN)
- USB, I2C and some IO pins (compatible with screen interface pins)
10. Multimedia functions: onboard audio decoder chip, MIC and speaker interface
11. Storage expansion: support for Micro SD card slot, you can store audio files, etc.
12. Power management: built-in battery charge management module, support for a variety of power modes and low-power applications
13. Size: about 5.8 x 4.6 x 4.37cm