Development Board AI Intelligent Offline Voice Module Recognition Voice Control English Version VC-01-Kit
Development Board AI Intelligent Offline Voice Module Recognition Voice Control English Version VC-01-Kit
Development Board AI Intelligent Offline Voice Recognition Module – VC-01-Kit (English Version) The VC-01-Kit is an intelligent offline voice recognition development board designed for voice-controlled applications without requiring an internet connection. Powered by the US516P6 AI voice processor, this module supports up to 150 customizable English voice commands, enabling fast and accurate speech recognition for smart home devices, robotics, lighting systems, appliances, and IoT projects. The board includes a built-in USB interface for easy programming and firmware upgrades, making it ideal for developers, students, and embedded system designers. Key Features Pure offline voice recognition – no internet required Supports English voice commands Up to 150 customizable voice instructions High recognition accuracy (up to 98%) Fast response time (<100ms) Wake-up word learning function Wake-up distance up to 5 meters Built-in CH340C USB-to-Serial interface Supports secondary development and custom firmware Integrated microphone input Supports UART, I2C, PWM, DAC and GPIO interfaces Built-in noise reduction and echo cancellation Suitable for smart home and IoT applications RTOS-based SDK support Specifications Model: VC-01-Kit (English Version) Main Chip: US516P6 Processor: 32-bit RISC Core Clock Frequency: 240MHz Flash Memory: 2MB SRAM: 242KB Voice Commands: Up to 150 commands Recognition Accuracy: Up to 98% Recognition Time: Less than 100ms Supply Voltage: 5V DC Recommended Current: >500mA Communication Interfaces: UART, I2C, PWM, DAC, GPIO USB Interface: CH340C USB-to-UART Operating Temperature: -40°C to +85°C Board Size: Approx. 42.2 × 35.6 mm Language Support: English (This Version) Applications Smart home control Voice-controlled lights and switches Home appliances Robotics projects IoT devices Smart toys Automation systems Voice-operated control panels Website Category: AI Modules → Voice Recognition Modules → Offline Voice Control Modules