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Raspberry Pi AI functional expansion board GPIO voice broadcast motor drive

Regular price $39.99

Shipping calculated at checkout.


This expansion board is designed for the Raspberry Pi, no need for an external cable, the Raspberry Pi board can insert directly. It equipped with PCA9685 chip, RGB colorful lights, buzzer, GPIO lights, and other common hardware resources. Onboard 6-way servo interface, 2 way DC motor interface and various module interfaces to expand by yourself. The biggest difference of this expansion board is that it includes a speaker interface and an audio interface, so it can realize the function of voice broadcast. In addition, we also design various protection circuits on it and two different power supply interfaces, T-type and DC3.5. In conclusion, this expansion board will be the best experimental partner for your Raspberry Pi board in robotics experiments.


  • Equipped with PCA9685 chip, IIC communication.
  • On-board RGB colorful lights, buzzer, GPIO lights, and other resources
  • Support 6-way servo and 2 way DC motor control
  • Support connection of searchlight module, ultrasonic module
  • With speaker interface, audio interface
  • Two stable power supply modes: T-type RC model battery, DC3.5 power lithium battery pack


Shipping List

  • Expansion board*1
  • Speaker*1
  • 3.5mm audio cable*1


Yahboom Raspberry Pi expansion board