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Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction
Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

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Product details

Management number 220078665 Release Date 2026/05/03 List Price $15.20 Model Number 220078665
Category
  1. Electronics
  2. Computers & Accessories
  3. Computer Components
  4. Single Board Computers
  • Powerful Core & Memory: High-performance Xtensa 32-bit LX7 dual-core (240MHz max); 512KB SRAM, 384KB ROM, 16MB Flash, 8MB PSRAM for stable operation.
  • Dual-Mode Wireless & Voice Features: 2.4GHz W-F/BLE 5 (LE) with onboard antenna; dual-mic array for noise reduction, echo cancellation, and near/far-field voice wake-up.
  • Reflective Display & Expansion: 4.2-inch 300×400 RLCD (no backlight needed); 2×8PIN female header and TF slot for external storage/expansion.
  • Sensing & RTC Power Management: PCF85063 RTC chip, SHTC3 temp-humidity sensor; 18-650 batt holder and RTC backup header with dual power modes.
  • Customizable Buttons: Onboard programmable KEY/BOOT buttons for flexible function development.

Brand waveshare
Model Name ESP32-S3
Manufacturer Waveshare
BuiltIn Media ESP32-S3-RLCD-4.2
Mfr Part Number ESP32-S3-RLCD-4.2
Processor Brand Espressif
Processor Speed 0.24 GHz
Operating System Linux
Warranty Description 1 year
RAM Memory Technology SRAM, PSRAM
Connectivity Technology Bluetooth, Wi-Fi

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports W-F & BLE Dual-Mode Communication and AI Voice Interaction

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