Reman.
11,500 pages @ 5%
652A (CF320A) Black Cartridge compatible with:
Color Laserjet M651dn, Color Laserjet M651n, Color Laserjet M651xh, Color LaserJet M680dn, Color LaserJet M680f, Color LaserJet M680z
The use of compatible supplies does not void your printer warranty.