Gravity: Offline Language Learning Voice Recognition Sensor for Arduino/Raspberry Pi/Python / ESP32 - I2C & UART
Gravity: Offline Language Learning Voice Recognition Sensor for Arduino/Raspberry Pi/Python / ESP32 - I2C & UART
Introduction The Gravity: Offline Voice Recognition Sensor is an offline voice recognition module that utilizes a new offline voice recognition chip. It comes with 121 built-in commands and supports 17 custom commands, functioning even without an internet connection. It adopts a dual-microphone design for superior noise resistance, and is equipped with built-in and external speaker interfaces for real-time feedback. Compatible with various 3.3V or 5V controllers, it's an ideal choice for applications requiring voice control or interaction, like smart homes, toys, lamps, and robot projects. Self-Learning Function This voice recognition module is equipped with a self-learning feature, supporting the addition of 17 custom command words. It offers the flexibility to train any sound as a command, such as a whistle, a snap, or even a cat's meow, greatly enhancing the versatility of interactive audio projects. User-Friendly The offline speech recognition sensor boasts a user- friendly design. It comes with 121 built-in fixed command words, eliminating the need for users to record their own voices. Real-Time Voice Feedback The module is equipped with an integrated speaker and an interface for an external speaker, enabling it to deliver real-time vocal feedback on recognition outcomes.The module is equipped with an integrated speaker and an interface for an external speaker, enabling it to deliver real-time vocal feedback on recognition outcomes. High Compatibility Support I2C and UART, with a Gravity interface Compatible with 3.3V/5V Specification Operating Voltage: 3.3 - 5V Maximum Operating Current:≤370 mA (5V) Communication: I2C/UART I2C Address: 0x64 Fixed Command: 121 Fixed Wake-up Command: 1 Custom Command: 17 Learning Activation Command: 1 Onboard Microphone Sensitivity: -28db Module Size: 49×32 mm/1.93×1.26”
Product Features
- Offline Voice Recognition: Enjoy quick response with this module's offline voice recognition, featuring 121 built-in fixed command words and 17 customizable commands, no internet connection required.
- Versatile Compatibility: Easily integrate this module into your projects with its support for I2C and UART communication methods, compatibility with 3.3V/5V controllers, and various platforms like Arduino, Raspberry Pi, and ESP32.
- Real-time Voice Feedback: Stay informed with the built-in speaker and external speaker interface that provide immediate voice feedback on recognition results, enhancing user experience and interaction.
- Dual Microphone Design: Experience enhanced noise resistance and longer recognition distance with the module's dual microphone setup, ensuring reliable voice recognition even in noisy environments.
- Creative Applications: Unleash your creativity in voice-controlled projects, including smart home appliances, toys, lamps, and robotics, with this compact module sized at 49x32mm, perfect for embedding in various applications.