Check the listing for details. NEW Amazon Echo Dot 3rd Gen Alexa Voice Speaker – Charcoal Gray Sealed. Color: Gray, Condition: New. Listed at 24.99 USD. The NEW Amazon Echo Dot 3rd Gen Alexa Voice Speaker in Charcoal Gray is a smart speaker that offers a seamless and convenient voice-controlled experience. With its sleek design and fabric material, this speaker is not only functional but also stylish. Compatible with Amazon devices, this speaker includes a subwoofer for enhanced sound quality and features Alexa for smart home integration. The speaker has a 13.1 channel surround sound format and 15W RMS power, delivering a high-quality audio experience. Additionally, it has Bluetooth connectivity, USB audio input, and is Alexa compatible for smart voice search capabilities. Perfect for those looking to bring a modern and efficient voice speaker into their home.