RGH Products Compatible Toner Cartridge Replacement for HP 10A Remanufactured by us in the USA at our Office in Baltimore,MD. 2 23 Years in business remanufacturing toner Cartridge 3 Highly Skilled Laser Printer Technician Oversees Operation 4 Every Toner is Post Tested Before Being Packaged 5 100% Statisfaction Guarantee- We fully warranty all of our Remanufactured toners for 2 Years or until empty.