Phomemo P831 Thermal Transfer Printer, 8.5 x 11 US Letter and A4 Copy Paper Compatible, Duplex Printing, Portable Wireless Travel Printer 1. 300 DPI Resolution - The Phomemo P831 portable printer adopts thermal transfer printing technology, which is clearer than standard thermal printers and provides long-lasting printouts that can be stored over a wide temperature range, making it ideal for printing business partners' contracts. 2. No Liquid Ink Required - Compact printer with thermal transfer printing technology - The P831 printer comes with a dedicated ribbon, eliminating the cost of ink and toner required by conventional printers, and eliminating the problems of clogging and cleaning associated with ink. Simply replace the ribbon, and the cost is only $0.06 per sheet, which is cheaper than conventional ink cartridges and paper. (Note: Thermal transfer technology is not recommended for printing images, portraits, animals, and landscapes). 3. Multiple Print Sizes - The built-in bezel of the wireless portable printer allows you to easily adjust the width of the paper slot. This versatile feature allows you to flexibly print on a wide range of paper sizes, including US Letter/A4/B5/A5. (Monochrome printing only). 4. Easy-to-Use Wireless Printing - Connect your smartphone or tablet via Bluetooth and print with the Phomemo APP. You can also print from your computer using a USB cable. (Note: Bluetooth connection can only be used with the Phomemo app. To print from a computer, you need to download the driver from P831.phomemo.com). Used 3 times