HP Color LaserJet Enterprise M750dn (D3L09A) Improve efficiency with a printer that automatically recognizes paper size and type for best printing results. Get a first page out in as fast as 10 seconds with Instant-on Technology. Enable easy printing from smartphones, tablets and laptops at work, home, or on-the-go. Reduce environmental impact and use up to 50 percent less paper with two-sided printing. Quickly print using the easy access USB port. Safeguard data with the High-Performance Secure Hard Disk.