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  "path": "/2026/05/15/m5stack-papercolor-esp32-s3-devkit-features-4-inch-e-ink-spectra-6-color-display/",
  "publishedAt": "2026-05-15T08:22:27.000Z",
  "site": "https://www.cnx-software.com",
  "tags": [
    "Audio",
    "Espressif",
    "Hardware",
    "Video",
    "Arduino",
    "ble",
    "display",
    "e-ink",
    "epaper",
    "esp32",
    "IoT",
    "low power",
    "m5stack",
    "smart speaker",
    "wifi",
    "M5Stack PaperColor ESP32-S3 devkit features 4-inch E Ink Spectra 6 color display",
    "CNX Software - Embedded Systems News"
  ],
  "textContent": "M5Stack PaperColor, or M5Paper Color, is an ESP32-S3 development kit with a 4-inch E Ink Spectra 6 full-color display with a resolution of 600×400, designed to offer both low power consumption and high visibility under strong lights. While the color ePaper display is the start of the show, the devkit also features a microSD card slot for storage, a microphone with echo cancellation, a 1W speaker, a temperature & humidity sensor, a few buttons, two RGB LEDs, and an IR transmitter, but no GPIO expansion connectors. With regards to power, a 1250 mAh battery is included, rechargeable through the device’s USB Type-C port. M5Paper Color ESP32-S3 Dev Kit specifications: SoC – Espressif ESP32-S3R8 CPU – Dual-core Tensilica LX7 microcontroller up to 240 MHz with vector instructions for AI acceleration Memory – 8MB PSRAM Wireless – 2.4 GHz WiFi 4 and Bluetooth 5.0 LE + Mesh connectivity Storage 16MB SPI flash [...]\n\nThe post M5Stack PaperColor ESP32-S3 devkit features 4-inch E Ink Spectra 6 color display appeared first on CNX Software - Embedded Systems News.",
  "title": "M5Stack PaperColor ESP32-S3 devkit features 4-inch E Ink Spectra 6 color display"
}