Toner Tap Compatible for Dell&reg; 2145, 2145CN, 330-3789 330-3790 330-3791 330-3792 Cartridge Set 4 Pack 100% Eco Friendly Replacement for Dell 2145 2145cn Cartridge Set 100% Professional factory recycled toner cartridge 100% Brand new and IP Protected components and parts Estimated Toner Yield (5,500BK Pgs) measured up to and above OEM standards 100% Quality Guaranteed on Dell 2145CN printers.