when did the amazon echo plus come out
Amazon Echo On 27 September 2017, Amazon announced the Echo Plus, scheduled for release on 31 October 2017. It shares design similarities with the first-generation Echo, but also doubles as a smart home hub, connecting to most common wireless protocols to control connected smart devices within a home.[51] It incorporates 7 second-generation far field microphones and noise cancellation, while also supporting Dolby Sound.