The SERENDIPITS 218A Compatible Toner 4-Pack CMYK is specifically designed for use with HP 3301sdw/3301fdw printers. This product offers cyan, yellow, magenta, and black toner cartridges, with a manufacturer warranty of 1 month. The laser print technology ensures high-quality printing results, and the compact dimensions of 1.0 inch in height, length, and width make it easy to handle and store. Compatible with various HP models, this toner 4-pack is a reliable and cost-effective option for those in need of professional printing supplies.