Phrozen Shuffle 4K LCD 3D PrinterPhrozen Shuffle 4K: LCD 3D Printer Introducing Phrozen Shuffle 4K: the First High Resolution 5. 5 4K LCD Available on the Market Phrozen Shuffle 4K is the next step in high resolution & high quality 3D Printing. Phrozen improved on the already great performance of the Phrozen Shuffle and takes it to new levels. The increased XY resolution from 47 to 31 micron makes this the highest resolution 3D Printer in its class. By upgrading the ParaLED unit the