Highly Customizable Voice Commands Supports 100+ preloaded voice commands with full customization via an online tool. Easily edit keywords, generate firmware, and download updates through a web interface. Multi-language command support makes it ideal for global applications and diverse user needs. AI-Powered High-Accuracy Voice Recognition Built-in CI1302 chip, equipped with an advanced neural network processor and optimized voice algorithms, delivering up to 98-99% recognition accuracy. Built-in echo cancellation and noise reduction ensure reliable performance even in noisy or complex environments. Wide Compatibility for Multiple Platforms Designed for seamless integration with popular development boards including Arduino, Raspberry Pi, STM32, ESP32, Jetson series, and more. Supports ROS1/ROS2 and works across various smart hardware, robotics, and IoT development scenarios. Plug-and-Play Interfaces for Easy Integration Features multiple communication interfaces such as I2C, UART. Comes with essential connection cables for quick setup. Flexible design allows easy installation and fast hardware integration without complicated wiring. Ideal AI Voice Module for Smart Projects & Robotics Perfect for building voice-controlled robots, smart home devices, and interactive AI systems. Enables real-time voice command execution and can be combined with vision modules for advanced voice + visual interaction, enhancing both functionality and user experience. Color: Black Material: plastic Package Contents: 1*Offline Voice Module 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.