# amazon-chime-pstn-audio-lambda-node The Amazon Chime PSTN Audio Lambda provides a barebones AWS Lambda function for use with [Amazon Chime PSTN Audio](https://docs.aws.amazon.com/chime/latest/dg/build-lambdas-for-sip-sdk.html). This Lambda function is not meant to be functional, but provides the skeleton for a function that will be triggered by an Amazon Chime PSTN Audio SIP media application. See [here](https://docs.aws.amazon.com/chime/latest/ag/manage-sip-applications.html) for more information on creating a SIP media application