The Amazon Echo Dot (3rd Generation) Smart Speaker with Alexa in Charcoal is a black, sphere-shaped smart speaker by Amazon.
eBay
We always make an effort to keep it upto date. Output: DC. Connecter Size: Round Tip. Cable Length: 4ft/1.2m.
eBay
Amazon C78MP8 Echo Dot (3rd Gen) Alexa Smart Speaker & Power Cable
eBay
In set up mode. In good condition. Please see photos. 
eBay
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 charcoal color and compact 1.7-inch stature, this speaker delivers powerful audio with a 15W RMS output and supports a variety of devices including Android, Apple, and Universal compatibility. Enjoy the versatility of wireless Bluetooth connectivity along with USB and stereo audio inputs, perfect for streaming your favorite tunes or multimedia. PreOwned Open Box No Operating Manual
eBay
The product is a set of three Amazon Echo Dot smart speakers, including two 3rd generation units and one 2nd generation unit. The 3rd generation units have the cloth around the sides - one in a dark grey and one in a lighter grey.
eBay
This spherical shaped speaker features a 2.0 channel audio system with a power output of 15W RMS, providing high-quality sound. The fabric material and black color make it a stylish and functional unit that is compatible with a wide range of devices and models.
eBay
Brand New! The box is open but it is new and never been used The Echogear Mount for the Amazon Echo Dot 3rd Gen is a black wall mount unit designed specifically for the Echo Dot 3rd Gen. It comes with wall mount gear included, making it easy to securely attach your device to the wall for a sleek and convenient viewing experience
eBay