The Coastal Source RGBTW LED series of MR16 lamps are the highest performing replaceable color-changing LEDs in the outdoor lighting industry. With only minutes to set up, these lamps are packed with control features. Each lamp can be effortlessly controlled via the popular Smart Life mobile app. This versatile application enables complete control of your lighting system. Such features include dimming, zoning, color selection, white tuning (CCT), scheduling, and much more. NOTE: Includes the required RF Window which allows Bluetooth transmission through our brass light fixtures. Compatible with our MR16 Bullet Lights and MR16 Path Lights.