The iSaddle Pro Digital Booklet System is Duplo’s sheet-fed saddle stitching system, combining the high-speed DSF-6000 Sheet Feeder with the saddle stitcher. Equipped with a technologically-advanced Air Management System, the DSF-6000 provides an unsurpassed level of high speed performance that ensures consistent feeding of a wide variety of paper types and weights, from 64 gsm to 300 gsm, at a speed of up to 600 sheets per minute. The main tray offers a loading capacity of 24” (610mm), which minimizes reloading by supporting longer run times. Three-side air separation and integrated static eliminator effectively handle the static common with digitally printed media. Optical and ultrasonic sensors accurately detect feed errors, should they occur.