L19CF320X: HP CLJ ENT. M680 TONER-BLACK (21K), 21000 pages

    L19CF320XC: HP CLJ ENT. M680 TONER-BLACK (21K) SMP, 21000 pages

    L19CF321A: HP CLJ ENT. M680 TONER-CYAN (16.5K), 16500 pages

    L19CF321AC: HP CLJ ENT. M680 TONER-CYAN (16.5K) SMP, 16500 pages

    L19CF322A: HP CLJ ENT. M680 TONER-YELLOW (16.5K), 16500 pages

    L19CF322AC: HP CLJ ENT. M680 TONER-YEL (16.5K) SMP, 16500 pages

    L19CF323A: HP CLJ ENT. M680 TONER-MAGENTA (16.5K), 16500 pages

    L19CF323AC: HP CLJ ENT M680 TONER-MAG (16.5K) SMP, 16500 pages