What's in the Box: 2 x Black T125, 1 x Cyan T125, 1 x Magenta T125, 1 x Yellow T125 (5 cartridges in total)This is not an OEM product Compatible with Select Printers: NX125 NX130 NX420 WorkForce 320 323 325 520. Stylus NX330/NX430 and WorkForce 435/545/60/630/633/635/645/840/845 and WorkForce WF-3520/WF-3540/WF-7010/WF-7510/WF-7520 printers High page yield: Up to 265 pages per Black cartridge, 385 pages per color cartridges (Cyan, Magenta, Yellow)，(based on 5% coverage) (Yields are tested on ISO 24711 in default mode) Image size, printer settings and temperature may affect page yields Easy Installation & Reliable Safety: Quick and effortless setup. Each ink cartridge undergoes rigorous testing to guarantee top performance and stability, without causing any harm to your printer Each Penguin remanufactured ink cartridge is packaged to high standards to ensure safety during transportation and prevent ink leakage.