Works with any Thermal Direct Label including free UPS labels - save hundreds of dollars on label costs - don't fall victim to our competitor's business model that forces you to buy their highly over-priced proprietary labels High Speed Printing at 150mm/s (one shipping label per second). Advanced Thermal Direct technology prints without requiring toner or ink. Compatible with Windows (XP and newer) and Mac (10.9 and newer) - Rollo offers 5-star U.S. based customer service via Phone, Email, and Remote-Desktop. Easy to setup with short how-to videos. High-speed label maker prints labels from 1.57" to 4.1" wide with no restriction on the height of the label, ideal for 4" x 6" shipping labels, warehouse labels, barcode and ID labels, bulk mailing labels and more 10 pcs shipping only