HP Color LaserJet Managed E55040 Specifications: Model name E55040dw Product number 3GX98A Paper handling Tray 1 (100-sheet capacity) + Tray 2 (550-sheet capacity) + Tray 3 (1 x 550-sheet paper feeder) note: Can accept up to three 1 x 550-sheet paper feeders. Optional Printer stand Optional Automatic duplex printing + Connectivity 10/100/1000 Ethernet LAN connection with IPv4 and IPv6 + Hi-Speed USB 2.0 + Easy-access USB port for printing without a computer and upgrading the firmware + Hardware Integration Pocket for connecting accessory and third-party devices + HP Internal USB Ports Optional HP Jetdirect 3000w NFC/Wireless Accessory for printing from mobile devices note: For use in the Hardware Integration Pocket. The HP Jetdirect 3000w NFC/ Wireless Accessory requires the HP Internal USB ports accessory. The J8030A can also be connected via the rear host USB port. In that case the HIP is not used. Optional Integrated HP near-field communication (NFC) and Wi-Fi Direct functionality for printing from mobile devices + HP Jetdirect 2900nw Print Server accessory for wireless connectivity Optional Memory 1 GB base memory note: The base memory is expandable to 2 GB by adding a DIMM memory module. + Security HP Trusted Platform Module for encrypting all data that passes through the product Optional Control-panel display and input Color touchscreen control panel + Print Prints 37 pages per minute (ppm) on A4 and 40 ppm on letter-size paper + Easy-access USB printing (no computer required) + Store jobs in the printer memory to print later or print privately +