my bridge for these light switch is in the 2nd floor and I have these lights even in the basement and they work great using the wifi or without have voice option with the phone is great the remote gives another option it is good over all
Lutron Caseta dimmers and Pico remotes are the best in their class. Get a hub that supports them for awesome home automation.
Caseta/z-wave/zigbee/Bluetooth integration provides the best in home automation. Lutron makes the best dimmers and the Pico remote is the only one of it's kind.