HP 55X Black High Yield Toner Cartridge, Prints Up to 12,500 Pages (CE255X), Pack of 2

HP 55 toner cartridges work with: LaserJet Enterprise MFP M525dn, MFP M525f, P3015, P3015d, P3015dn, P3015n, P3015x, LaserJet Enterprise Flow MFP M525c, LaserJet Pro MFP M521dn, MFP M521dw. 
Cartridge Yield (approx.): 12,500 pages. 
Color: Black. 
What's in the box: Two (2) new Original HP 55X Black High Yield Toner Cartridges (CE255X). 

[features] 
Yield Type 1: High Yield; 

Supply Type: Toner; 

Page Yield Per Cartridge (Up to): 12,500; 

Cartridge Yield Type: High Yield; 

MICR Toner: No; 

Number of Black Cartridges: 2; 

Ink or Toner Cartridge Type: Original; 

[color type] 
Yield Type 1 Color: Black; 

Ink or Toner Color: Black; 

[yield per cartridge] 
Number of Color Cartridges: 0; 

Yield per Cartridge (Black): 12,500; 

[additional details] 
Series or Collection: LaserJet; 

Total Number of Cartridges: 2; 

Manufacturer Part Number: black (CE255X); 

Family Model #: 55X; 

True Color: Black; 

Cartridge Model #: CE255X; 

Cartridge Brand and Family: HP 55X; 

Pack Qty: 2.