Ai-Thinker VC-02-Kit

The Ai-Thinker VC-02-Kit Module is an offline voice recognition and voice interaction development kit designed for embedded AI voice control applications. It supports local (offline) voice command recognition without requiring an internet connection, making it ideal for smart devices, automation systems, and edge-AI projects. The kit typically includes the VC-02 module, microphone, and speaker, enabling both voice input and audio output in a compact, easy-to-integrate solution.

Technical Specifications:

• Core Module: Ai-Thinker VC-02
• Voice Recognition Type: Offline (no cloud required)
• Supported Commands: Up to ~150 offline voice commands
• Flash Memory: 2 MB
• Audio Input: External microphone (included)
• Audio Output: External speaker (included)
• Interface: UART (TX/RX)
• Operating Voltage: 5 V DC
• Control Pins: EN, RST, IO pins
• Programming: UART command configuration
• Onboard Buttons: Reset / IO key (varies by board)
• Form Factor: Compact PCB with mounting holes

Features:

• Fully offline voice recognition engine
• No internet or cloud dependency
• Supports wake word and command recognition
• Integrated audio processing and AI voice chip
• UART-based simple communication protocol
• Plug-and-play microphone and speaker connectors
• Low power consumption for embedded use
• Fast response and stable recognition performance
• Suitable for standalone voice-controlled devices

Applications:

• Voice-controlled home automation systems
• Smart switches and appliances
• Robotics voice control
• Industrial voice command panels
• Interactive kiosks and toys
• Assistive technology devices
• DIY AI voice projects
• Embedded AI and IoT products