Amazon Echo (4th Gen) | Premium sound powered by Dolby and Alexa No Restock Focus Pro 30K Optical Sensor:

Focus Pro 30K Optical Sensor: Flawless tracking performance on a wider variety of surfaces including glass—supported by intelligent functions for enhanced aim and control

Item model number ‏ : ‎ FTW4059

- just copy on one and paste to the other

With Ambient Aware

Amazon Echo (4th Gen) | Premium sound powered by Dolby and Alexa No Restock Focus Pro 30K Optical Sensor:Features 4th (Latest) generation Echo with Alexa Delivers premium sound (powered by Dolby) with clear highs, dynamic mids, and deep bass. Just ask Alexa to play music from Amazon Music, Spotify, Jio Saavn, Apple Music.(some apps may require subscription) Voice control Alexa compatible smart appliances like lights, ACs, TVs, geysers. Extend the experience to non smart appliances using smart plugs (to be purchased separately). Easily set up compatible