Missed out on return date!! Used for shipping packages or any other label needs. COMPATIBLE WITH ANDROID, IPHONE AND WINDOWS, WIDELY USED FOR AMAZON, EBAY, SHOPIFY, PINK • The thermal label printer supports printing via Bluetooth. For iOS, Mac with M1, M2 CPU, Windows 7 or later and Android, please download App "Shipping Printer Pro" from Google Play or Apple Store. • USB connection works with Windows (7 and later), Mac OS, Chrome OS. Please notice that Mac OS ONLY works with USB connection, you cannot print via Bluetooth • Equipped with advanced thermal direct technology. Printing speed can reach up to 150mm/s and a maximum of 2 4x6 labels per minute. 203 DPI makes the printing clearer. It can use fanfold labels and roll labels. Label width ranges from 1.54 inches to 4.1 inches (40-104mm).