Lectrofan Micro2 White/Silver Bluetooth Noise and Fan Sound Machine

11 Unique non-repeating Digital Sounds for great sleep (5 fan sounds + 4 variations of white, pink and brown noise + 2 ocean surf sounds); Excellent Noise Masking; Wireless Bluetooth speaker system for connecting to smartphones for audio playback; Precise Volume Control (1dB increment control for 10x quieter–10x louder than fan machines); Small, sleek, and stylish functional design; Adjustable speaker facing for full room sound; Dimensions: 2” x 2” (51mm x 51mm)