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LSU1301 BLE Voice AI Module

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LSU1301 module combined voice recognition, noise reduction, and BLE feature together, which is used to build voice AI enabled IoT product. It works at a very low power consumption (0.022mA) with an industry leading quiescent sensor.
  • Support BLE 5.0,
  • Ultra low power consumption (0.022mA), all-year standby,
  • Integrate beamforming and noise reduction algorithm to improve wake up rate, and
  • Support multiple voice recognition engine, customizable voice command list, up to 20+ commands.


Demo Board


Ultra Low Power Consumption Design


Wake-up Rate Test


Power Consumption Test

Standby: 1.8V 0.022mA
Recognition: 1.8V 2mA