1. Model Number: Canon PGI-520, CLI-521 ink cartridge..

2. Compatible for: Canon PIXMA Ip3600/3680/4600/4680; MP540/545/620/630/638/980 Printers.

3. Certification: ISO 9001:2000 and ISO 1400:2004.

4. Warranty: 18 months.

5. Color: B/C/ M/Y.(With ARC Chip)