**********Industrial strength dog calming music | Auditory enrichment creates a warm and safe-feeling home | Speaker pre-loaded with 3-hrs special music on a micro SD sound card*****Fear Free Preferred Product | Recommended by vets/trainers worldwide since 2008*****BioAcoustically re-arranged music is proven to relieve canine anxiety | Beautiful classical repertoire*****High Quality speaker w/battery life of 24 hours | Auto-repeats for continuous play*****iCalmPet Speakers made in China and warehoused in USA since June 2019