HomeAcousticSound MaskingSound Masking Single Unit Sound Masking Single Unit Sound masking generators have been used for personal application for many years. There are several devices for home, hotel, or air travel, primarily for sleeping. The figure above shows a masker that has been on the market for many years. Category: Sound Masking Product ID: 18375 Related products Add to WishlistRemove from Wishlist Add to Wishlist Revolution Acoustics Invisible Audio Read more Add to WishlistRemove from Wishlist Add to Wishlist Sound Masking System Speakers Read more Add to WishlistRemove from Wishlist Add to Wishlist CALL CENTER Read more