aiFi® is a portable speaker with a unique stackablity feature. When stacking aiFis together, their intelligence makes them transform into one, bigger speaker. The sound quality and volume increases the more speakers you stack. Used with Bluetooth® aiFi is easy to bring along - there are no cables, no settings. With aiFi it is easy to build an own sound system – alone or together with friends. Anywhere. Great Alone. Better Together.