with an intuitive lcd display, the td-4550d label printer is user-friendly. with professional resolution, this label maker is ideal for 2d barcode printing. barcodes can be easily scanned and processed quickly. bluetooth connectivity allows you to set up and configure with your smartphone or tablet and with mobile deploy. wireless connectivity eliminates a lot of network cables. the use of direct thermal printing technology avoids wasting labels. print only the exact number of labels you need. the length and width of the label are calculated during automatic media calibration. simply insert a new label roll and follow the on-screen instructions. adapt to your specific requirements with a range of accessories including peeler and label cutter. the brother td-4550dnwb is a truly versatile label maker. key properties user-friendly backlit lcd display professional quality up to 300 dpi high print speed up to 6 frames per second print width up to 4.27 inch/108 mm easy setup with automatic media configuration ready to integrate with ios and android apps buttons: power, feed flash ram: 64 mb sheath color: white and gray led: status ram: 256 mb technology: direct thermal bluetooth: version 4.2 bluetooth profiles: spp, opp, hcrp, bluetooth classic, gatt (bluetooth low energy) serial port: serial rs-232c (male db9) usb interface: usb ver. 2.0 (full speed), type b wired network interface: 10/100base-tx wireless wi-fi interface: 802.11a/b/g/n dimensions: 108mm (w) x 155mm (d) x 224mm (h) weight: 2.08 kg power adapter cable: yes other: endless white roll with black prints, 102 mm long (initial roll 2 m) usb cable: yes user guide: yes warranty certificate: yes linux: linux windows: windows 10, windows 7, windows 8 android: android 4.0.3 or later bitmap fonts: helsinki, gothic bold, san diego, brougham, brussels, gothic copy: 1-9999 (esc/p p-touch template) label detection sensor: yes maximum label width: 118 mm maximum print length: 3000 mm maximum print width: 108 mm mirror printing: yes resolution (dpi): 300x300 sequential numbering: 1 - 9999/a - z/a - z standard print speed: 152 mm per second supported commands: p-touch template, raster, esc/p, zpl ii emulation, cpcl emulation warranty: 36 months after free registration