Description ASRPRO voice recognition module 2M flash Speaker Specification Description ASR PRO speech recognition module The ASRPRO-01 Voice Recognition Module is an advanced offline intelligent voice recognition solution designed for high accuracy and reliability. It features a high recognition rate and the ability to accurately detect repeated words while supporting user-defined voice inputs. With a built-in memory capacity of up to 300 entries, it offers extensive customization for various applications. The module provides a long recognition distance of up to 10 meters in open areas, ensuring effective operation even in spacious environments. With an ultra-low latency of less than 0.1 seconds, it delivers real-time responsiveness. Additionally, the module is equipped with internal 2M/4M flash storage, further enhancing its performance and data handling capabilities. Technical Details Operating Voltage: 3.6 – 5V Current: >500mA Interfaces: UART, I2C, PWM, SPI, GPIO Serial Port Speed: 9600bps Identification Rate: 98% Max Recognition Distance: 10m (open area) Response Time: 0.1s System Frequency: 240MHz SRAM: 640kB Flash: 2MB / 4MB (internal) Features Offline intelligent speech recognition High accuracy, supports up to 300 entries Long-distance recognition (up to 10m) with <0.1s response Built-in 2M/4M FLASH, no external crystals or power chips needed Rich peripherals: 3x UART, 6x PWM, 10x IO, multi-voice broadcasting Applications : Smart Home Automation Voice-Controlled IoT Devices Robotics and AI Assistants Hands-Free Industrial Controls Interactive Toys and Gadgets Automotive Voice Commands Healthcare and Assistive Devices Consumer Electronics with Voice Interface Physical Attributes L x W x H (mm) : 37.5 × 33.5 x 10 Weight (g): 5 Package Includes 1 x ASR PRO speech recognition module 1 x Module Speaker
