The Brother QL-1100c is a high-speed shipping label printer, ideal for printing barcodes and large shipping labels in warehouses and mail rooms. Features a true 4 inch (101.6mm) print width and USB connectivity to print from Windows and Mac. Featuring a true 4 inch width (101.6mm) print head, the QL-1100c offers maximum compatibility with third party shipping label software packages from couriers and parcel delivery companies. And for sellers who use the Fulfilled By Amazon (FBA) service, the special "PDF Crop Print" lets you print the PDF that contains the multiple barcode labels generated from your FBA account. The driver detects, extracts and prints each individual label to the QL-1100c automatically, making it easy to mark up your items to be shipped to Amazon. This printer has full PC and Mac compatibility thanks to its USB connection, and the free P-touch Editor label design software that lets you add text, images and barcodes to your labels. And the QL-1100c can easily be integrated into your own systems and software using the Windows SDK (Software Development Kit).