Name: Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports Wi-Fi & BLE Dual-mode Communication And AI Voice Interaction [Battery Not Included]
Brand: WaveShare Electronics
SKU: 33507
Price: 2959.00 INR
Availability: OutOfStock

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports Wi-Fi & BLE Dual-mode Communication And AI Voice Interaction [Battery Not Included]

WaveShare Electronics

Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports Wi-Fi & BLE Dual-mode Communication And AI Voice Interaction [Battery Not Included]

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Waveshare ESP32-S3 4.2inch RLCD Development Board, 300 × 400 Resolution, Supports Wi-Fi & BLE Dual-mode Communication And AI Voice Interaction [Battery Not Included]

The ESP32-S3-RLCD-4.2 is a RLCD AIoT development board based on ESP32-S3, supporting Wi-Fi and BLE dual-mode communication. Onboard 4.2inch RLCD with low power consumption, e-paper-like display experience, and faster refresh response. Integrated with audio codec circuit, dual microphones, speaker, SHTC3 high-precision temperature and humidity sensor, TF card slot, RTC header, and Lithium Batt charging and discharging management circuit, etc. Reserved USB, UART, I2C, and multiple GPIO interfaces for easy expansion. Supports AI Voice Interaction, temperature and humidity monitoring, and IoT control, making it suitable for DIY desktop smart ornaments, electronic calendars, AI smart devices, and other applications. Also ideal for product prototyping.

User Manual / Datasheet / Example Codes Etc.

Features

Adopts high-performance Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency
Supports 2.4GHz Wi-Fi and Bluetooth 5 (LE), with onboard antenna
Built-in 512KB Static RAM, 384KB ROM, with integrated 16MB Flash and 8MB PSRAM
Onboard 4.2inch RLCD, 300 × 400 resolution, features reflective imaging and no backlight required
Equipped with a dual-microphone array, enabling audio algorithms such as noise reduction and echo cancellation, suitable for accurate voice recognition and near-field / far-field voice wake-up applications
Onboard PCF85063 RTC chip and SHTC3 temperature & humidity sensor for accurate RTC management and environmental monitoring
Onboard 18650 Lithium Batt holder and RTC backup Batt header. The RTC backup Batt header supports a rechargeable RTC Batt and dual modes of main Batt power supply and RTC independent power supply
Onboard TF card slot for external storage of images or files
Onboard programmable KEY and BOOT side buttons for customized function development
Reserved 2 × 8PIN 2.54mm pitch female header for convenient external expansion

Specifications

display panel: RLCD
resolution: 300 × 400
interface: SPI
Driver IC: ST7305
Display size: 4.2inch
grey scale: 2
Display Mode: reflective
display color: black, white

Package Includes

ESP32-S3-RLCD-4.2 host x1
Acrylic stand (2PCS) x1
8Ω 2W MX1.25 2PIN speaker x1
Screwdriver x1

What's On Board

Pin Definition

Dimensions

Warranty Terms :

Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.

Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.

What to take care of ?

Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.

Who pays the return shipping cost?

Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.

What voids warranty?

Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.

If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.

Following items are not eligible for return under any circumstances