ESP32-S3 1.85" Round LCD Touch Display Dev Board with Microphone and Speaker

The Waveshare ESP32-S3 1.85" Round LCD Touch Display Dev Board with Microphone and Speaker is the perfect platform for creating your own smart voice input device, and is available with or without a built-in speaker and LiPo battery (select an option before adding to your cart).

It uses an ESP32-S3 as the microcontroller, backed up by 16MB flash and 8MB PSRAM. The ESP32-S3 offers 2.4GHz WiFi and Bluetooth 5 Low Energy, with a ceramic onboard antenna, as well as an IPEX1 interface for an external antenna.

On the front is a 1.85" touchscreen LCD, with a 360x360 resolution offering 262k colours, providing a touchscreen interface for your project.

The unit is powered and programmed via USB-C, and also offers an onboard microphone, speaker output header, MicroSD slot, RTC battery interface, I2C interface, MX1.25/PicoBlade LiPo battery interface with charge circuit and indication LED, Battery power ON/OFF switch, UART header, 1.27mm GPIO interface header, RESET/BOOT buttons and volume adjustment pot.

The standard version includes a small wired external speaker. We also offer a version with a built-in 'speaker box' and LiPo battery - select an option before adding to your cart.

Lithium Battery Shipping: Due to courier restrictions, the speaker box version of this product, including a battery, can only be shipped within the United Kingdom. With this item in your cart, your shipping options will be limited and may cost more than our usual rates. Why?

Community Video

Features

• ESP32-S3 dual-core processor, up to 240MHz
• 16MB Flash and 8MB PSRAM
• 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (BLE)
• 1.85" round LCD touchscreen, 360×360 resolution, 262K colours
• Ceramic onboard antenna with IPEX1 connector for external antenna
• USB-C for power and programming
• Onboard microphone
• 4Ω 5W speaker output
  • Standard version includes a small wired speaker
  • Speaker version includes a speaker box and LiPo battery
• MicroSD card slot
• RTC clock chip and RTC battery header
• I2C and UART interfaces
• 1.27mm GPIO header
• MX1.25 2-pin LiPo battery header with charge circuit
  • LiPo battery included in speaker version
• Battery ON/OFF switch
• RESET and BOOT buttons
• Volume adjustment control
• Power and charge status indicators

What's onboard?

1. ESP32-S3R8
   • Dual-core, up to 240MHz
2. 16MB Flash
3. TCA9554PWR
   • GPIO expander
4. RTC chip
   • PCF85063
5. Amplifier chip
6. PCM5101 audio decoder
7. Battery recharge manager
8. MP1605GTF-Z
   • Power module, 3.3V 2A output
9. Volume knob
10. TF card slot
11. IPEX1 connector
    • Switch to an external antenna via onboard resistor re-soldering
12. Onboard ceramic antenna
13. Battery ON/OFF
14. Speaker header
15. Microphone
16. MX1.25 battery header
    • 2-pin for 3.7V Li-ion battery
    • Charge/discharge supported
17. UART header
18. Power LED
19. USB-C port
20. Charge LED
    • On when charging, off when full (status uncertain if no battery)
21. I2C header
    • Internal chip only, I2C peripherals supported
22. RTC battery header
    • For a rechargeable RTC cell
23. 1.27mm header
    • 28-pin reserved for GPIO and functions
24. RESET button
25. BOOT button

Specifications

Resources

• Product Wiki
• Battery Installation (for speaker box version)

Package Contents

Standard version

• 1x ESP32-S3 1.85" Round LCD Touch Display Dev Board
• 2x 100mm SH1.0 4-Pin cables
• 1x 8Ω 2W wired speaker

With Speaker Box and LiPo Battery

• 1x ESP32-S3 1.85" Round LCD Touch Display Dev Board
  • With speaker box
• 2x 100mm SH1.0 4-Pin cables
• 1x 3.7V Lithium battery