Leviton upgrades four Decora Smart Wi-Fi devices to Matter - The Verge
Converting a 3-way switch to a 1-way Leviton smart switch : r/askanelectrician
3-Way Wiring Solution LV - DIY Smart Home Guy
Can I use a Leviton DD00R as a 4-way with 2 regular 3-way switches? - Quora
Leviton Decora Smart Motion Sensing Dimmer Switch, Wi-Fi 2nd Gen, Neutral Wire Required, Works with My Leviton, Alexa, Google Assistant, Apple Home/Siri & Wired or Wire-Free 3-Way, D2MSD-1RW, White - Amazon.com
5603-2W - Decora Rocker 3-Way AC Quiet Switch in White - Leviton
Leviton Decora Smart Anywhere Switch Companion, Add Wire-Free 3-Way On/Off Control to Decora Smart Wi-Fi 2nd Gen, White R02-DAWSC-1RW - The Home Depot