1. Model Number: Epson  T0631-4 ink cartridge

2. Compatible for:  Epson Stylus C67/C87/C87PE/CX3700/CX4100/CX4700 printer

3. Certification: ISO 9001 and ISO 1400.

4. Warranty: 2 years.

5. Color: Bk, C, M, Y.