The Zebra RW420 RW R4A-0UBA000N-00 4" Printer is a versatile mobile printer that offers high-quality black and white printing at a maximum resolution of 203 x 203 DPI. With a variety of connectivity options including wireless Bluetooth, this printer is portable and networkable, making it ideal for on-the-go printing. The included charger, paper, and battery ensure continuous printing capability, while the 16 MB memory provides ample space for storing documents and media types such as receipts, gaps, continuous receipts, and tags. The Zebra brand is known for its reliability and performance, making this printer a valuable addition to any business or individual in need of a compact and efficient printing solution.