The Voice Recognition Module is a speech command recognition board designed for Arduino, ESP32, Raspberry Pi, STM32, and other embedded systems. It allows users to control devices using spoken voice commands and is commonly used in home automation, robotics, smart assistants, IoT, and voice-controlled projects. Most popular versions such as the Voice Recognition Module V3 support up to 80 trained voice commands, with up to 7 active commands at the same time.

Key Features:

• Supports up to 80 trained voice commands
• Maximum 7 commands active simultaneously
• Speaker-dependent voice recognition
• UART serial communication interface
• Onboard GPIO control outputs
• Compatible with Arduino, ESP32, Raspberry Pi
• Includes microphone input support
• Offline voice processing (no internet required)