SPEEDYINKS Compatible Lexmark 521H (52D1H00) High-Yield Black Toner Cartridge - 4-Pack for MS810de, MS810dn, MS810dtn, MS810n, MS811n, MS811dn, MS811dtn, MS812dn, MS812dtn, MS812de

Package contents: Four (4) black replacement toner cartridges – SPEEDYINKS compatible model 521H (52D1H00), designed for use in Lexmark printers. Compatible printers: Lexmark MS810de, MS810dn, MS810dtn, MS810n, MS811n, MS811dn, MS811dtn, MS812dn, MS812dtn, MS812de. Yield information: Matches the original Lexmark 521H output. Black Page Yield*: 25,000. Average cartridge Page Yield* reported in accordance with ISO-19752. *at 5% coverage (ISO/IEC standard). Additional note: 521H is the high-yield version of Lexmark 52D1000 with 6,000 Page Yield*. *at 5% coverage (ISO/IEC standard). Customer support: If you encounter any problems with your order, please contact us first so we can resolve the issue. We strive for every customer to be satisfied because happiness matters.