1, Plug & Play your MP3, iPod or any audio source into our universal audio input - works with any audio source that has an earphone jack 2, Built-in aluminum cone speakers for an out-loud audio experience 3, Combines energy boosting music with massage 4, Music plays with or without massage 5, Control the volume through your audio source and the massage & heat through the integrated hand control 6, 5 invigorating massage motors plus soothing heat 7, Adjustable intensity and personalized body zone control. 8, Folds up for easy storage