Need to integrate STM32 and Mic as an input to record cries and output should be speaker providing the voice of type of cry. Required as a device should be compact with concerned battery.

I am looking for a freelancer to help me integrate STM32 and a microphone into a compact device that can record cries and provide a voice output corresponding to the type of cry. The device should have a battery life of more than 3 hours and the microphone should be able to capture sound within a range of 1-3 meters. Additionally, the device should be presented in a cradle.

Ideal skills and experience for this project include:
- Experience with STM32 microcontrollers
- Proficiency in audio processing and voice synthesis
- Knowledge of battery management and power optimization
- Familiarity with compact device design and fabrication
- The device will present in cradle