Specification:

Features:

• Up to 80 User-Defined Voice Commands
  Train the module with up to 80 custom phrases or words. Each can be 1–5 seconds long.

• Recognizes 7 Commands Simultaneously
  Any 7 commands from the 80 stored can be loaded into active recognition mode at once.

• Offline Operation
  No internet or server required; processes voice locally on the module.

• Training via PC Tool or UART
  Voice commands can be trained through a computer application or over serial communication.

• Multiple Control Modes
  Supports password wake-up mode, auto recognition, and button-triggered recognition.

• Speaker-Dependent Recognition
  Best results when trained and used by the same speaker (personalized voice control).

• Compatible with ESP, Pi
  Simple UART interface (9600 baud by default) for seamless integration with popular boards.

Description:

Offline Voice Recognition Module for Microcontrollers – Supports 80 Custom Commands, 7 Active at Once

The Voice Recognition Module V3 is an intelligent, offline speech recognition module capable of recognizing and processing up to 80 user-defined voice commands. It’s ideal for voice-controlled electronics projects, offering accurate, fast, and low-latency voice command detection without the need for internet or cloud services.

Built around a powerful voice processing chipset, this module allows up to 7 voice commands to be recognized simultaneously and is widely used in robotics, home automation, appliances, and interactive voice systems with platforms like ESP32, STM32, and Pi.