




🎤 Own the voice tech revolution—offline, on point, and always responsive!
The Gravity Offline Language Learning Voice Recognition Sensor is a compact, versatile module designed for Arduino, Raspberry Pi, and ESP32 platforms. It supports 121 built-in voice commands plus 17 customizable ones, operates offline with no internet needed, and features dual microphones for enhanced noise resistance. Communication is flexible via I2C and UART, with real-time voice feedback through built-in and external speakers, making it ideal for smart home, robotics, and interactive projects.





| Wireless Type | Bluetooth |
| Brand | DFROBOT |
| Series | AI Offline Language Learning Voice and Speech Recognition Module |
| Item model number | SEN0539-EN |
| Item Weight | 0.704 ounces |
| Product Dimensions | 1.93 x 1.26 x 1.26 inches |
| Item Dimensions LxWxH | 1.93 x 1.26 x 1.26 inches |
| Processor Brand | Multiple |
| Number of Processors | 1 |
| Manufacturer | DFROBOT |
| ASIN | B0C5XG3BXW |
| Date First Available | May 22, 2023 |
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