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Specifications:
MCU: ESP32-S3R8, Xtensa 32-bit LX7 dual-core processor, up to 240MHz
Wireless: 2.4GHz Wi‑Fi (802.11 b/g/n) and Bluetooth 5 (LE), onboard antenna
Memory: 512KB SRAM, 384KB ROM; 8MB stacked PSRAM; external 16MB Flash
Display: 1.54-inch IPS, 240 x 240, 262K colors, full viewing angle
Display area: 27.72 x 27.72 mm
LCD interface: 4‑Wire SPI; Driver IC: ST7789
Touch: Capacitive touch (touch version only); Touch IC: CST816
Audio 1: ES7210 audio codec; supports dual‑microphone audio acquisition and echo cancellation
Audio 2: ES8311 audio codec, NS4150B power amplifier; microphone and speaker
IMU: QMI8658 6‑axis (3‑axis accelerometer + 3‑axis gyroscope)
Storage: On‑board Micro SD (TF) card slot for expansion and high‑speed data transfer
Power: USB Type‑C power supply; 3.7V MX1.25 lithium battery charging/discharging interface
I/O: I2C, UART and other pads exposed for external devices and debugging
Buttons: 3 customizable buttons (single‑click, double‑click, long‑press)
Versions: No Touch (No Battery); No Touch (With Battery); With Touch (No Battery); With Touch (With Battery)
Notes: AI voice interaction; compatible with mainstream online large models; supports DIY secondary development
Features:
1. ESP32-S3R8 dual‑core LX7 up to 240MHz with 8MB PSRAM and 16MB Flash; 2.4GHz Wi‑Fi and Bluetooth 5 LE with onboard antenna.
2. 1.54-inch IPS LCD, 240 x 240, 262K colors, ST7789 over 4‑wire SPI; full viewing angle for clear visuals.
3. Rich audio: ES7210 and ES8311 codecs, NS4150B amplifier, microphones and speaker; supports audio capture and playback.
4. QMI8658 6‑axis IMU, Micro SD slot, Type‑C power, I2C/UART pads, and 3 customizable buttons; touch option with CST816.
5. AI voice interaction; compatible with mainstream online large models; supports DIY secondary development.
Package included: