? MODEL NAME: MasaiMara 2Pack 057 57 Toner Cartridge Black Replacement for Canon Cartridge 057 ImageCLASS LBP226dw LBP227dw LBP228dw MF445dw MF448dw MF449dw MF445 Toner Cartridge. (With CHIP) ? Compatible Printer Models (Cartridge 057, NON-OEM) :Canon ImageCLASS LBP226dwCanon ImageCLASS LBP227dwCanon ImageCLASS LBP228dw Canon ImageCLASS MF445dw Canon ImageCLASS MF448dw Canon ImageCLASS MF449dw Canon ImageCLASS MF445? What's Inside The Box:? Package includes: 2 Black 057 toner cartridge, total 2 pack Question 1: My canon mf445dw printer prompts error massage "Cartridge communication failure" when installing cartridge 057, what should i do to bypass it?Answer 1: When printer shows error"Cartridge communication failure", or "Cartridge communication failure", please click "Close" on the printer screen. It needs to be done every time the printer is powered on. Any question, please do not hesitate to contact us by logging in Your Account-'MasaiMara' Order-Finding your order and clicking "Contact Seller " and then sending us email, we are always here for you