Label printer series zebra zt printing speed 305 mms black and white printer connections serial ethernet 10100 bluetooth usb 20 network capable resolution 300 x 300 dpi barcodes code 93 code 39 code 49 qr code maxicode aztec eanjan 8 eanjan 13 upc a upc e pdf417 codabar code 11 data matrix plessey code 128 memory size 256 mb display lcd display colours black grey width 337 mm depth 495 mm height 324 mm weight 181 kg