Product Description The WNA-1 is a simple, compact wireless USB adapter for innovative wireless connecting system that allows Roland electronic musical instruments to communicate fluidly with smartphone/tablet. By simply connecting the WNA-1 to your supported Roland instrument, a new world of enjoyment with your electronic instruments will open. Use the smartphone/tablet apps and a wireless USB adapter to enhance your skills and enjoyment—from easy remote access, to recording and practicing to participating in online worldwide rankings with drummers from around the world. From the Manufacturer The WNA-1 is a simple, compact wireless USB adapter for innovative wireless connecting system that allows Roland electronic musical instruments to communicate fluidly with smartphone/tablet. By simply connecting the WNA-1 to your supported Roland instrument, a new world of enjoyment with your electronic instruments will open. Use the smartphone/tablet apps and a wireless USB adapter to enhance your skills and enjoyment—from easy remote access, to recording and practicing to participating in online worldwide rankings with drummers from around the world.