Bluetooth Christmas Holiday Spectacular Light & Sound Show Outdoor Display for iPhone and Android Includes : 1 base controller, 1 remote control, 3 satellite receivers, 5 yard stakes, 1 music speaker 16 spectacular light show functions Plays music via Bluetooth or music card with mobile device or compatible PC or Mac computer For use with LED and incandescent lights Hook up holiday lights, decorations, Christmas trees, etc and let the show begin