4 In 1

-Part number: 1KR64B -Function: 4 in 1 Color Print, copy, Scan (sheet feed & flatbed) & fax LaserJet automatic Duplex-Print Speed: up to 20ppm-Resolution: 1200x1200 DPI-Memory: 256MB-Duty Cycle: up to 20,000 papers-Ink: 912-Interface:1 USB 2.0; 1 Ethernet; 1 Wireless 802.11b/g/n; 1 RJ-11 Fax

-Part Number: W1A30A -Function: 4 in 1 Black Print, copy, Scan (sheet feed & flatbed) & fax LaserJet automatic Duplex-Print Speed: up to 38ppm-Resolution: 1200x1200 DPI-Memory: 512MB-Duty Cycle: Up to 80,000 papers-Toner: CF259A-Interface: 1 Hi-Speed USB 2.0; 1 rear host USB; 1 Front USB port; Gigabit Ethernet 10/100/1000BASE-T network; 802.3az(EEE); 802.11b/g/n/2.4/5 GHZ Wi-Fi radio

-Part Number: G3Q75A -Function: 4 in 1 Black Print, copy, Scan (sheet feed & flatbed) & fax LaserJet automatic Duplex-Print Speed: up to 28ppm-Resolution: 1200x1200 DPI-Memory: 256MB-Duty Cycle: Up to 30,000 papers-Toner: CF230A-Interface: 1 Hi-Speed USB 2.0; 1 Ethernet 10/100Base-TX; 1 phone line (in); 1 phone line (out); Wireless, NFC