AcuJet Value 4 Pack Dell 310-5730 COMPATIBLE High-Yield Toner Cartridge for Color Laser 3000cn / 3100cn set High resolution produces sharp images and text fers a yield of up to 4000 pages Supports the Dell's Toner Management SystemTM for low toner detection and easy online ordering Designed to work with the DellTM Color Laser Printer 3000cn / 3100cn