Label printer series zebra zt printing speed 152 mms black and white printer function barcode printing connections usb 20 serial resolution 203 x 203 dpi max print width 104 barcodes code 93 code 39 code 49 uccean 128 eanjan 8 eanjan 13 aztec qr code upc a upc e pdf417 codabar code 11 postnet data matrix printing format 114 mm memory size 128 mb display lcd display power supply internal power adaptor colours black grey width 242 mm