The product is a black toner cartridge compatible with HP 87A Laserjet Enterprise M506 MFP M527 printers. It is manufactured by InnoInk and has a page yield of 9,000 per toner. It is compatible with a variety of HP printer models and comes with a manufacturer warranty of 3 years. This toner cartridge is designed for use in laser print technology and offers high-quality printing results for business and professional printing needs.