It is also wireless portable bluetooth speaker system that connects to a smartphone tablet computer or any other compatible bluetooth device. Lectrofan white noiseand fan sound machines lectrofan evo lectrofan evolved learn more shop now lectrofan our classic model learn more shop now micro2 designed for travel learn more shop now alpha for your little one learn more shop now lectrofan kinder bedtime buddy learn more shop now lectrosound warm white noise learn more. Amazon Com Adaptive Sound Technologies Lectrofan Micro2 Sleep Lectrofan micro2 is a portable bluetooth speaker with 11 built in sounds to help you get better sleep. Lectrofan micro2 . Other than that it does everything i d like a travel sound machine to do assuming you re not interested in having a wider variety of nature sounds. Lectrofan micro2 is a portable bluetooth speaker with 11 built in sounds to help you get better sleep. The only thing i d like to have seen included is an auto off timer really. I reco...