Ai-Thinker VC-01 Offline Speech Recognition Module
₹298.54 incl. GST (₹253.00 + GST)
The Ai-Thinker VC-01 Speech Recognition Module is a compact offline voice control module supporting up to 150 voice commands without an internet connection. With a 240MHz 32-bit RISC CPU, DSP, FPU, and FFT acceleration, it is ideal for smart home, IoT devices, lighting, appliances, toys, and DIY voice-controlled projects.
Ai-Thinker VC-01 Speech Recognition Module
Product Description
The Ai-Thinker VC-01 Speech Recognition Module is a compact and affordable offline voice control module designed for smart home devices, appliances, toys, lighting systems, control panels, and DIY electronics. Based on the US516P6 voice chip from Unisound, it provides fast voice recognition without requiring an internet connection.
The module supports up to 150 local voice commands, making it suitable for hands-free control applications where reliable offline operation is required.
Offline Speech Recognition
The VC-01 processes supported voice commands directly on the module, eliminating the need for cloud services or an internet connection. This makes it suitable for devices that require local, fast, and privacy-friendly voice interaction.
High-Performance Processing
The module features a 32-bit RISC CPU running at 240MHz, along with DSP and floating-point processing support. A built-in FFT accelerator helps optimize audio and speech signal processing for responsive voice recognition.
Development & Customization
The VC-01 includes a lightweight RTOS and multiple interfaces for integration into embedded products. Customization tools are available to help developers configure voice commands and adapt the module to different applications.
Key Features
- US516P6 Unisound voice chip
- 32-bit RISC CPU up to 240MHz
- Offline speech recognition
- Supports up to 150 local voice commands
- DSP and FPU support
- Built-in FFT accelerator
- Lightweight RTOS support
- Multiple hardware interfaces
- Power-on reset protection
- Low-voltage detection
- Watchdog functionality
- Suitable for smart-home and IoT applications
- Customization tools available
Typical Application Scenarios
Smart Home
Suitable for voice-controlled switches, lights, appliances, and automation systems.
Smart Devices
Can add offline voice control to embedded consumer and IoT products.
Toys
Useful for creating interactive toys with voice-command functionality.
Control Panels
Can be integrated into voice-controlled panels and embedded user interfaces.
Applications
- Smart switches
- Home automation
- Voice-controlled lighting
- Smart appliances
- IoT devices
- Interactive toys
- Voice control panels
- DIY electronics
- Embedded voice systems
- Hands-free control devices
Product Disclaimer
Product information may vary between manufacturers, suppliers, firmware versions, and production batches. Please verify the exact module specifications and supported interfaces before integrating it into a production system.
Product images are for representation only and may differ from the actual product in appearance, component markings, or other details.
Important Note
The number of supported commands, recognition performance, and available customization features may depend on the module firmware and configuration tools. Verify the exact capabilities of the supplied module before deployment.
Frequently Asked Questions
1. What is the Ai-Thinker VC-01?
The VC-01 is an offline speech recognition module designed for voice-controlled smart devices and embedded projects.
2. Does it require an internet connection?
No. It performs offline voice recognition, so an internet connection is not required.
3. How many voice commands can it support?
The module supports up to 150 local voice commands.
4. What processor does it use?
It features a 32-bit RISC CPU running at 240MHz.
5. Does it support DSP processing?
Yes. It includes DSP and FPU support, along with a built-in FFT accelerator for speech processing.
6. Can it be used for smart home projects?
Yes. It is suitable for smart switches, lighting, appliances, and home automation.
7. Can it be used in toys?
Yes. The VC-01 can add voice-controlled and interactive functions to DIY toys.
8. Is customization supported?
Yes. The module provides customization tools for configuring supported voice commands and applications.
9. What operating system support does it have?
It supports a lightweight RTOS for embedded applications.
10. What are the main applications?
It can be used for IoT devices, smart appliances, voice-controlled lighting, control panels, toys, and DIY electronics projects.
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