This is the Main Repeater from Lutron lighting (rr-main-rep-wh)
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You can also call us at 832-605-6924, or send an email to sales [AT] onelighthouse.com (Substitute [AT] for the actual @ symbol).
All the devices on the Lutron network communicate with the Lutron main repeater to control everything in your home. Has a 60 foot coverage which can be extended by adding auxiliary repeaters.
Up to 2 main repeaters can be added per system.