1. Model Number: Samsung ML1911 toner cartridge

2. Compatible for: Samsung ML-1911/1915/2526/2581N/SCX-4601/4623FN/SF-651/651P.

3. Yield pages: 1500pages

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

4. Warranty: 12 months.

5. Color: Black.