HP LaserJet P4015x Printer The LaserJet P4015x lets you upgrade your printer as business needs evolve with a host of optional paper handling and finishing accessories--such as a 1,500-sheet input tray, an envelope feeder, a 5-bin mailbox, a stacker, or a stapler/stacker. The P4015x is compatible with HPs universal print driver, a feature that simplifies fleet management tasks and reduces IT costs. The printer also supports optional Jetdirect and third-party solutions via the EIO slot as well as an external hi-speed USB 2.0 port for convenient direct connection printing. The printers built-in control panel simultaneously displays up to four lines of text and animated graphics.