technologyprinting method: precisioncore-tfp printhead nozzle configuration: 400 nozzles black min. drop size: 2.8 pl ink technology: pigment ink application: home office, workgroup, medium workgroupprintingprint speed iso/iec 24734: 20 ppm black duplex printing speed iso/iec 24734: 9 a4 ppm. black and white print speed: 39 ppm black (plain paper) print resolution: 1,200 x 2,400 dpi colors: blackconnection optionsinterface: hi-speed usb - compatible with usb 2.0, ethernet interface (100 base-tx/10 base-t), wi-fi direct, ieee 802.11 b/g/n wireless lan (wifi 4)paper/media processingpaper sizes: a4, legal duplex printing: yes paper tray capacity: 250 sheets output tray capacity: 100 sheets suitable paper weight: 64 g/m2 - 90 g/m2general informationpower consumption: 0.8 w (power save mode), 14 w (print), 3.4 w ready, 2 w (off), tec 0.13 kwh/week product dimensions: 375 x 347 x 151 mm (width x depth x height) product weight: 4.3 kg max. noise level: operation: 6.9 b (a)scope of delivery power cord, printer, warranty document, x2 ink bottlesguarantee: 12 months