1. Integrated audio components: Built in INMP441 microphone and MAX98357 amplifier, with clear voice and sensitive dialogue.2. Convenient programming interface: Built in CH340X, TYPE-C interface supports one click program burning without manual reset.3. Battery management function: Built in TP5400 battery management chip, supports external batteries, and displays the charge level.4. Multi functional button design: equipped with 5 functional buttons, flexible operation, and support for multiple AI interaction functions.5. Strong scalability: Reserved detection interface, TYPE-C interface combines charging and data transmission functions.Interface: TYPE-C interfaceSpeaker interface: connected to a PH2.0 interface speaker, without distinguishing between positive and negative polesBattery interface: Connect to a 3.7V battery with a PH2.0 interface, pay attention to distinguishing the positive and negative polesTYPE-C: Combining charging and data transmission functionsBuilt in CH340X, one click burning program, no need for manual resetBuilt in INMP441 MAX98357Clear voice and sensitive dialogueBuilt in TP5400 battery management, can be connected to a battery for use, with battery level displayReserved PIR human detection interfaceColour:As ShownMaterial:PlasticPackage Contents:1 x Xiaozhi AI Voice Chat Module1 x Speaker1 x Type-C CableOnly 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.