The Amazon Alexa Echo 3rd Gen Smart Speaker in Charcoal is a cylindrical-shaped speaker made of fabric and plastic materials. It is compatible with Amazon Alexa and offers smart home compatibility through Alexa. The speaker features audio inputs for AUX, Bluetooth, Wi-Fi, and wireless connectivity. With its sleek design and advanced features, this smart speaker is perfect for those looking to enhance their home entertainment experience and enjoy the convenience of hands-free control with Amazon Alexa.