• Description

DF Robot Language Learning Voice Recognition Sensor

The Offline Speech Recognition Module is designed for human-computer interaction, machine learning, voice assistants, and smart home control. Compatible with Arduino, micro:bit, and ESP32, it offers a plug-and-play solution with I2C and UART communication. Featuring 121 built-in commands for immediate use, it also allows for 17 customizable commands, providing flexibility for various applications. This highly integrated module includes both an onboard speaker and microphone, enabling real-time voice feedback. It operates offline, ensuring enhanced privacy by eliminating the need for internet connectivity.



The module supports easy voice learning through a simple process, where users can train the system with custom commands. This feature makes it ideal for personalized interactive projects. Its compact design, along with its secure offline functionality, makes it a reliable choice for smart home projects, schools, and more.

Quick Spec

• Operating Voltage: 3.3 - 5V
• Maximum Operating Current: ≤370mA (5V)
• Communication: I2C/UART
• I2C Address: 0x64
• Fixed Commands: 121
• Fixed Wake-up Command: 1
• Custom Commands: 17
• Learning Activation Command: 1
• Onboard Microphone Sensitivity: -28dB
• Operating Temperature: 0-70℃
• Dimensions: 49 x 32mm

Dimensions

Board Layout

Wiring Diagram

Resources

• Product Page
• Product Wiki
• Command Words List
• Interface Diagram
• Arduino Tutorial
• MakeCode Tutorial

Shipping List

• 1 x DF Robot Language Learning Voice Recognition Sensor
• 1 x Gravity interface Cable

DF Robot Language Learning Voice Recognition Sensor

• Brand: DF Robot
• Product Code: SEN0539-EN
• Weight: 0.024kg
• Product Status : Active

Stock

Warehouse	Stock Status	Location
Centurion	No Stock
Stellenbosch	No Stock
Bulk Location	No Stock

We ship free of charge between branches to complete your order.

• R328.00 (Inc Tax: R377.20)