The Amazon Echo Dot (3rd Generation) Smart Speaker in Charcoal is a sleek black smart speaker with a subwoofer for enhanced sound quality. It features Alexa for smart home compatibility, 15W RMS power, and various connectivity options including Bluetooth and WiFi. The speaker is designed for universal compatibility with brands like Apple, Android, and AmazonBasics. With features like voice search, touch control, and a remote control, this smart speaker is a convenient and powerful addition to any smart home setup.