The Amazon Echo Model SK705DI is a first-generation smart speaker shaped like a sphere in black color. It is manufactured by Amazon in 2016 and features wireless connectivity options such as Bluetooth and Wi-Fi. With its smart home compatibility with Alexa, this speaker allows for voice search and surround sound formats with Dolby Digital. Made of plastic, this used Amazon Echo is a great addition to any home looking to enhance their smart home setup with a reliable and popular brand like Amazon. I had it for years, used it the last 6 months. Like new. We accept offers! We have many items in our site, save us as a seller, check back often!