eurolite sap 512 mk2 standalone playerUSB interface with software for lighting programming and control with the computer Stand alone player for creating and controlling light shows Write a show in to the stand alone memory of the player and play back sequences without a computer 4 MB of internal memory (min. capacity: 4000 steps 512 channels) 8 illuminated trigger buttons, blue backlit Scene selection with next and previous buttons Speed and dimmer adjustment for each scene in stand alone