FanFold-D V5Traditional high speed fanfold paper By tradition continuous fanfold paper is the mostly used paper format in braille printing for high volume production. This is because it enables printing of a full box of paper continuously without being monitored. Noise canceling design The FanFold D's noise level is the lowest among other high speed braille printers. This has been achieved by: Completely sealed unit including paper in and out bins Ventilation