Set Up the AVS Device SDK on Raspberry Pi with a Script

To interact with Alexa, you must plug in an external microphone. External speaker or headset – Your audio source must connect to the Raspberry Pi with a 3.5-mm audio cable. USB keyboard and mouse – Choose any compatible keyboard and mouse. Raspberry Pi fan – Choose any compatible fan. Without a fan, the Raspberry Pi might overheat.

https://developer.amazon.com/en-US/docs/alexa/avs-device-sdk/raspberry-pi-script.html