These Empty refillable cartridge  802, 802XL, 812 812XL, 822, 822XL NO CHIP require to use chipless software !!! 

Works with:

WF- 7310 WF- 7820 WF- 7840 EC-C7000

Workforce WF-3820 WF-4820 WF-4830 WF-4834

WF-4720 WF-4730 WF-4734 WF-4740 EC-4020 EC-4030 EC-4040

Package: 1Set - 4 cartridges

These empty refillable, sponge less cartridges work perfect with many types ink 

         such as sublimation, dye, DTF ink, pigment ink and cleaning solution. 

         These cartridges are easy to fill with syringe, and no other skill are required.

                    The ink volume can hold up to 12ml - 30ml of ink.