Features: SU03T AI voice recognition module enables offline operations with local processing, delivering rapid response under 0.2s latency for voice control in networkfree environments. with multiple interfaces (UART/GPIO/SPI/I2C) and DC3.6V 5.5V voltages tolerance, this PCB module integrates seamlessly into microcontroller projects while suppressing background noise for 95%+ command accuracy. for IoTs developers, robotics engineers, and enthusiasts seeking embedded voice control solution for smart devices. Perfect for voice activated smart home systems, portable gadgets, industrial automation setups, and educational electronics prototypes requiring offline functionality. Its plugs and play design with lightweight construction (25×18mm) simplifies installation in space constrained applications while maintaining industrial durability. Specifications: Materials: PCB Size: 2.1x1.5cm/0.83x0.59inch Supply voltages ranges: DC3.6V~5.5V Supported interfaces: UART/GPIO/ADCs/PWMs/SPI/I2S/I2C interfaces port: 8 Working current: 60mA Working temperature: -20℃～85℃ Configuration: 32bit RISC cores, running frequency 24om Package Includes: 1PC SU03T voices Control Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.