Details of all metal construction, industrial design ??? Adopt diamond-coated print head, a key element reliability is guaranteed · having movable transmission, reflection sensor, can be adapted to a variety of paper types Support BPLA, BPLB, BPLZ programming Language Standard configuration: serial + parallel Optional: Serial + USB2.0 / serial + Ethernet port, expansion memory card, external paper holder, cutter (BTP-6206I models)