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M5Stack PaperColor Development Board
M5Stack PaperColor Development Board features a 4" E Ink Spectra 6 full-color e-paper display with 400x600 resolution, while offering both low power consumption and high visibility. The integrated ESP32-S3R8 core offers 16MB of Flash and 8MB of PSRAM, while the PaperColor board supports 2.4GHz Wi-Fi® wireless communication. Unique features include a human-machine interaction system, including three programmable buttons, an audio system based on the ES8311 audio codec, a MEMS microphone with AEC Echo cancellation, and a speaker driven by an AW8737A amplifier. Combined with the M5PM1 multi-stage power management system and a 1250mAh battery, the M5Stack PaperColor board enables long-lasting, low-power operation, making it suitable for IoT and embedded applications.