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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, No Batt
- 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 300400 RLCD (no backlight needed); 28PIN header and TF slot for external storage/expansion.
- Sensing & RTC Power Management: PCF85063 RTC chip, SHTC3 temp-humidity sensor; onboard 18-650 batt holder and RTC backup header with dual power modes batt-ery not included, customer need to purchase separately.
- Customizable Buttons: Onboard programmable KEY/BOOT buttons for flexible function development.
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Overview
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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: 2.4GH z 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 300400 RLCD (no backlight needed); 28PIN header and TF slot for external storage/expansion. ^^ Sensing & RTC
Power Management: PCF85063 RTC chip, SHTC3 temp-humidity sensor; onboard 18-650 batt holder and RTC backup header with dual power modes batt-ery not included, customer need to purchase separately.
^^ Customizable Buttons: Onboard programmable KEY/BOOT buttons for flexible function development.
Dual-Mode Wireless & Voice Features: 2.4GH z 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 300400 RLCD (no backlight needed); 28PIN header and TF slot for external storage/expansion. ^^ Sensing & RTC
Power Management: PCF85063 RTC chip, SHTC3 temp-humidity sensor; onboard 18-650 batt holder and RTC backup header with dual power modes batt-ery not included, customer need to purchase separately.
^^ Customizable Buttons: Onboard programmable KEY/BOOT buttons for flexible function development.
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Qiangsheng kuajing (Hong Kong) Co., Limi Return Policy
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