tested, works as shouldThe PeriPage Mini A4 Portable Thermal Mobile Printer A40 is a compact and lightweight printer that supports A4 sized paper. It features a monochrome input type and outputs in black and white with a resolution of 203 x 203 DPI. The printer is equipped with Bluetooth connectivity for easy wireless printing. It has a 4 MB memory capacity and a 1-year manufacturer warranty. Its portability makes it convenient for use on-the-go, and its contact image sensor ensures high-quality scanning and printing. With a sleek design and efficient performance, this mobile printer is a versatile and reliable option for those in need of a portable printing solution.