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Gravity: Offline Language Learning Voice Recognition Sensor for micro:bit/Arduino / ESP32 - I2C & UART
Product ID: 740865091
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Details
- BrandDFROBOT
- Model NameAI Offline and
- Connectivity TechnologyI2C
- Included ComponentsBuilt-in and
- CPU ManufacturerMultiple
🔒Offline, no network needed
🤖Self-learning + 17 custom commands
🎙️121 built-in commands
Frequently Bought Together
![Arduino Uno REV3 [A000066] – ATmega328P Microcontroller, 16MHz, 14 Digital I/O Pins, 6 Analog Inputs, 32KB Flash, USB Connectivity, Compatible with Arduino IDE for DIY Projects and Prototyping](https://images-na.ssl-images-amazon.com/images/I/61AvdQOxFzL._AC_UL116_SR116,116_.jpg)
Description
🎤 Speak Smart, Build Smarter: Your Voice, Your Rules.
- COMPACT INTERACTIVE - Built-in mic and speaker with real-time feedback in a sleek 49×32 mm form factor, perfect for embedded smart devices.
- CUSTOM VOICE TRAINING - Empower your projects with 17 unique custom commands—train it to recognize anything from whistles to pet sounds.
- 121 PRELOADED COMMANDS - Skip setup hassle with a vast library of fixed voice commands ready out-of-the-box.
- PLUG PLAY COMPATIBILITY - Seamlessly integrates with micro:bit, Arduino, and ESP32 for instant prototyping.
- PRIVACY FIRST OFFLINE OPERATION - No cloud, no data leaks—voice recognition happens locally for ultra-secure interactions.
The DFROBOT Gravity SEN0539-EN is an offline AI voice recognition sensor designed for micro:bit, Arduino, and ESP32 platforms. Featuring 121 built-in commands and the ability to learn 17 custom voice triggers, it offers fast, secure, and private voice control without any network dependency. Its compact size, integrated microphone, and speaker interface make it ideal for embedding in smart automation and interactive projects.
Specifications
| Brand | DFROBOT |
| Manufacturer | DFROBOT |
| Model | SEN0539-EN |
| Model Name | AI Offline Language Learning Voice and Speech Recognition Module |
| Product Dimensions | 4.9 x 3.2 x 3.2 cm; 20 g |
| Item model number | SEN0539-EN |
| Processor Brand | Multiple |
| Processor Count | 1 |
| Hardware Interface | USB |
| Compatible Devices | micro:bit, Arduino, ESP32 |
| Mounting Hardware | Built-in speaker and interface for external speaker |
| Display Technology | LCD |
| Microphone format | Built-In |
| Batteries Included | No |
| Batteries Required | No |
| Wireless Type | Bluetooth |
| Connector Type | I2C |
| Manufacturer | DFROBOT |
| Item Weight | 20 g |
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