The Brother PocketJet PJ-673 is a mobile Bluetooth thermal printer designed for printing A4-sized documents on the go. With a maximum resolution of 300 x 300 DPI, this portable printer from Japan offers high-quality black and white printing. Its compact design and Bluetooth connectivity make it easy to use and convenient for users who need to print documents while traveling or working remotely. Compatible with various devices, this Brother PocketJet model is a reliable and efficient choice for those looking for a compact and versatile printer.