Review on INVEEONE White Noise Machine: Sound Therapy for Better Sleep - Portable Sliding Adjustment, Multiple Sounds, Bluetooth 4.0 - Grey by Darrick Dobbin

Device with very poor design. will last a long time - and certainly not packed in a suitcase without some serious protection). Also, each of the 8 sounds is very poorly calibrated, with some being very loud even on the lowest settings, while others are quiet even on the highest settings. This means that it is almost impossible to achieve a reasonable combination of sounds. . As with many gadgets that try to do too many things, none really does it well. NOTE. If you don't have a phone, you'll have to buy an adapter to plug it in, which costs almost as much as the device itself!