Printer, A4, Duplex, Ethernet, Wi-Fi Functions: Print only Control panel: Button LED Print speed: Black (A4, normal) Up to 29 ppm ; Black (A4, duplex): Up to 18 ipm First page out: Black (A4, ready): As fast as 7 sec ; Black (A4, sleep): As fast as 7.5 sec Print resolution: Black (best): Up to 600 x 600 dpi Monthly duty cycle: Up to 20,000 A4; Recommended monthly page volume: 200 to 2,000 Standard print languages: PCLmS; URF; PWG Duplex printing: Automatic (standard) Processor speed: 500 MHz Memory: Standard: 64 MB Number of paper trays: 1 Media types: Paper (laser, plain, rough, vellum), envelopes, labels, cardstock, postcard Media handling Standard input: 150-sheet input tray Standard output: 100-sheet output tray Optional input: NA Media weight: 60 to 163 g/m² Connectivity: 1 Gigabit Ethernet 10/100/1000 Base-TX network; 1 Hi-Speed USB 2.0 (device); Wireless 802.11b/g/n, Dual band 2.4GHz/5GHz Consumables: Cartridge W1360A, HP 136A Black, 1150 pg Cartridge W1360X, HP 136X Black, 2600 pg Printer ships with Starter Toner Cartridge (~700 pages)