MM Black Drum Unit - HP 121A & 122A (C9704A / Q3964A) / Canon CRT-701 - For HP Color LaserJet / Canon LBP & MF, 20000 pages, Laser printing, Black, Cyan, Magenta, Yellow, Black, Cyan, Magenta, Yellow, 10 - 32.5 °C, -20 - 40 °C MM Black Drum Unit - HP 121A & 122A (C9704A / Q3964A) / Canon CRT-701 - For HP Color LaserJet / Canon LBP & MF. Page yield: 20000 pages, Print technology: Laser printing, Printing colors: Black, Cyan, Magenta, Yellow. Weight: 4.96 lbs (2.25 kg). Approximate page yield (A4, black & white, ISO/IEC 19752): 20000 pages