Built-in ESP32-S3 for powerful performance, easy development, and ample development resources 2.8-inch color screen, 240x320 resolution, supports up to 262K colors (RGB666), displaying rich colors Comprehensive interfaces for easy connection to peripherals (IIC, UART, etc.) Supports external speakers and a built-in microphone for audio playback and reception Built-in RGB three-color indicator lights for comprehensive status indications Built-in capacitive touchscreen for convenient human-computer interaction Standard TYPE-C port for program downloads and power supply Built-in micro-TF card slot for expandable storage Supports external lithium batteries for portability Built-in battery charge management circuitry ensures safe battery charging and discharging Provides extensive sample programs for Provides low-level driver technical support and online updates Module aging tests meet -grade standards, ensuring long-term stable operation Supports for Xiaozhi AI voice chat Color: As Shown Material: plastic Package Contents: 1 x Development Board 1 x Horn 2 x Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.