HP toner cartridge in black, rated for approximately 2500 pages and designed for HP laserjet 1160, 1320 seriesa-i-o multi-function 3390 and 3392. It's a genuine like-for-like consumable, helping keep print quality and running costs consistent for as long as the printer's in service. After comparing online prices, www.marvel.co.za should be the cheapest on this product.