HP Officejet 100 Mobile A4 Thermal Inkjet Printer CN551A USB - NO BLACK PRINT
P/N: CN551A. HP Officejet 100. Print Technology: HP Thermal Inkjet. Ports: USB B 2.0 & USB A 2.0. NO BLACK PRINT! Tested and does not print the black ink! Print Speed - Black (ISO, laser comparable): Up to 5 ppm.