The 134X Black Toner 2-Pack is specifically designed for use with HP M209dw, M234dw, M234sdw, and W1340X printers. This compatible black toner cartridge features a laser print technology for high-quality printing results. With a unit quantity of 2, this product ensures that you have an ample supply of toner for your printing needs. Perfect for those looking to replenish their printer's toner cartridge with a reliable and cost-effective solution.