The ESP32-S3-Touch-LCD-4.3C integrates a 4.3inch capacitive touch display and an audio module, supporting AI speech interaction and the LVGL graphical interface. Combining display, touch, and voice in one device, it enables easy development of intelligent human-machine interaction terminals.

• Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency
• Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna
• Built in 512KB Static RAM and 384KB ROM, with onboard 16MB Flash and 8MB PSRAM
• Onboard 4.3inch capacitive touch display, 800 × 480 resolution, 65K color
• Supports capacitive touch control via I2C interface, 5-point touch with interrupt support
• Onboard ES8311 audio codec chip and ES7210 echo cancellation circuit
• Onboard voltage regulator, supports 7 ~ 36V wide range power supply
• Onboard RTC chip and Batt holder to ensure time data is not lost during power loss when Batt is installed
• Onboard I2C interface, TF card slot, MX1.25 2PIN Batt header, and digital isolated IO interfaces, etc.
• Supports passive and active digital input with bi-directional optocoupler isolation, and the active digital input supports positive and negative voltages
• Supports digital output with optocoupler isolation, provides higher driving capability with up to 450mA sinking current
• Onboard LED indicators for indicating the power and Batt recharging status
• Supports flexible clock, module power supply independent setting and other controls to realize low power consumption in different scenarios