The Amazon Echo (2nd Gen) is a smart speaker with Dolby sound technology. It is compatible with various brands and has wireless connectivity options such as Bluetooth and Wi-Fi. The speaker has a 3.5mm jack for audio inputs and a system configuration of 1+ subwoofer. The speaker is made of plastic and has a charcoal/black color. It has a power output of 21w and is compatible with Alexa for smart home control.
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