Check the listing for details. Amazon C78MP8 Echo Dot 3rd Generation Smart Speaker w/ AC Adapter. Color: Black, White, Condition: Used. Listed at 25.00 USD. Embrace the convenience of hands-free control and virtual assistance with the Amazon Echo Dot (3rd Generation) Smart Speaker. Designed to blend into your home with its sleek black and white color options, this compact unit delivers powerful audio through a 15W RMS output, ensuring your favorite tunes and Alexa responses come through clear and crisp. With wireless and Wi-Fi connectivity, this smart speaker seamlessly integrates with your network, allowing for easy access to music, news, and more. The Echo Dot supports USB audio inputs and is compatible with Alexa for a variety of smart home functionalities, making it a versatile addition to any room. The model, manufactured in 2018, includes an AC adapter and is ready to enhance your daily experience.