Compatible
10,300 pages @ 5%
106R03940 Black Cartridge compatible with:
Versalink B600DN, B600DT, B600DX, B600DXF, B600DXP, B605S, B605SF, C605SP, B605X, B605XF, B605XP, B605XTF, B605XTP, B610DN, B610DT, B610DX, B610DXF, B610DXP, B615SL, B615XL
The use of compatible supplies does not void your printer warranty.