Check the listing for details. Amazon Echo Dot 2nd Generation Smart Speaker -NEW, Black (RS03QR). Color: Black, Condition: Open box. Listed at 15.00 USD. The Amazon Echo Dot 2nd Generation Smart Speaker in Black is a versatile and stylish addition to any home. With its sphere shape and sleek black color, it fits seamlessly into any room decor. This smart speaker is compatible with various brands and models, offering universal connectivity. It features Dolby Digital surround sound and Alexa smart home compatibility, allowing for convenient voice control and a range of smart home features. With a 5W RMS power and a variety of audio inputs, including Bluetooth, USB, and 3.5mm Jack, this smart speaker delivers high-quality sound and easy connectivity. The included subwoofer enhances the audio experience, making it a great choice for immersive sound quality.