Compatible HP models: LaserJet: 1160, 1160 Le, 1320, 1320 n, 1320 nw, 1320 t, 1320 tn, 3390, 3392 100% performance guaranteed This cartridge is designed, engineered and manufactured to meet or exceed OEM performance This product is manufactured in an ISO 9001:2000-certified facility Comparable to the HP 49A (Q5949A) cartridge. Backed by 100% No-Risk Quality Guarantee to perform to your complete satisfaction. Yields up to 2,500 pages. Greener choice - they require less energy to produce and help prevent waste in landfills. Remanufactured - made from quality recovered cartridges, helping you save resources, reduce waste and potentially save money. Recycling solution - designed to encourage recycling, helping you divert materials from landfill.