Compatible
46,700 pages @ 5%
106R03944 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.