Built-in ESP32-S3 for powerful performance, easy development, and ample development resources 2.8-inch color screen with 240x320 resolution, supporting up to 262K colors (RGB666) for rich color display Comprehensive interfaces including IIC and UART for easy connection to various peripherals Supports external speakers and a built-in microphone for audio playback and reception Built-in battery charge management circuitry ensures safe battery charging and discharging This product features a standard TYPE-C port for program downloads and power supply, along with a built-in micro TF card slot for expandable storage. It supports external lithium batteries for portability and includes extensive sample programs for . Additionally, low-level driver technical support and online updates are provided. The module has undergone aging tests that meet -grade standards, ensuring long-term stable operation. It also supports Xiaozhi AI voice chat for enhanced user interaction. Color: As Shown Material: plastic Package Contents: 1* Development Board 1* Speaker 2* Cable 1* USB-TypeC 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.