ASRPRO voice recognition module 2M flash + Speaker

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.


Physical Attributes
L x W x H (mm) : 37.5 × 33.5 x 10
Weight (g): 5

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)