The XP-370B thermal transfer desktop barcode printers supports more printing applications than any other printer in its class. With three models available, the three inch wide XP-370B can address everything from higher volume shipping labels, higher resolution product marking and graphic solutions, to high resolution labels used in electronics marking applications.Compact and space saving design Easy paper loading with adjustable paper guide Printing speed up to 157mm/s Max 100mm label diameter, external amount and board option Thermal sensitive resistance, photoelectric sensor black mark sensorRetail,Store Logistics,courier Supermarket Restaurant Hotel.