The Memobird G2 Thermal Inkless Printer is a portable mobile printer that uses thermal technology to print black and white documents with a resolution of 203 x 203 DPI. It has a compact size of A9 (37 x 52 mm) and features wireless connectivity for easy use. With 4 MB of memory, this printer is perfect for taking personal notes and organizing messages. Its fast black print speed of 1 ppm makes it ideal for quick and efficient printing on the go.