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ESP32-S3-Touch-LCD-3.49 in the Case A version with an included 18650 battery is a complete development platform with a touch display, wireless communication, advanced audio processing and sensor support, designed for creating interactive IoT applications, HMI and voice control systems.
High-performance development board based on the ESP32-S3R8 chip with a dual-core Xtensa LX7 processor up to 240 MHz, integrated with a 3.49-inch IPS capacitive touchscreen with a resolution of 172 × 640 pixels. It supports 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), uses an onboard antenna and offers extensive communication options.
The board includes 8 MB PSRAM, 16 MB Flash, RTC PCF85063, a 6-axis QMI8658 IMU, dual microphones and ES8311/ES7210 audio codecs with noise and echo reduction. A microSD card slot allows storage expansion, and an IPEX1 connector is provided for an external antenna.
The device comes housed in a Case A enclosure with a built-in 18650 lithium battery. The enclosure features power, BOOT and backlight control buttons. On the back are a USB Type-C connector, MX1.25 charging port, speaker connector and a 22-pin expansion header (2.54 mm).
Support for ESP-IDF and Arduino IDE, along with online and offline voice interaction capabilities, allows for creating advanced IoT and HMI systems.
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