LEXMARK BLACK TONER CARTRIDGE (RETURN PROGRAM X340A11G) 2500 PAGES The Lexmark 0X340A11G Black Toner Cartridge will produce high quality laser documents with accurate and defined text and graphical reproduction. The 0X340A11G is intended for dependable high-speed mono laser printing. This is a Lexmark Return Program Cartridge Lexmark give you an upfront discount on this Toner Cartridge on the basis that you return this Toner Cartridge to them when it is empty, only if you want to. They will provide you with a freepost bag to return the cartridge. This means you get a discount compared to buying the regular priced cartridge but you get exactly the same cartridge. This is Lexmark's way of recycling.