The Brother QL-720NW is a monochrome label printer that uses thermal print technology to produce labels with a maximum resolution of 300 x 600 DPI. It has WiFi and USB connectivity and is sold as a unit. The printer is part of the QL-720NW product line from Brother and is compatible with both Mac and Windows operating systems. It measures 9 inches in length, 8 inches in width, and 5 inches in height. This product contains a chemical known to the State of California to cause cancer.