Elegantly designed, inside and out. Introducing Serene™, a sleek all-in-one locking system designed both inside and out for luxury hotels. Guests will be welcomed to enter their room with a small glowing halo of light that symbolizes both timeless design and leading-edge technology. And, with DirectKey™ mobile access technology, they'll enjoy contactless interactions and easy entry. For more information, please visit us at serene.onity.com © 2020 Carrier. All rights reserved. Onity is part of Carrier.http://serene.onity.com http://serene.onity.com