... Epson Pro7900/9900 Features:1. Brand new and 100% compatible with OEM printer2. User friendly, just plug and play operation.3 ... ApplicabilityMainly for digital image and fine art reproduction field. Solution: With Hongsam cartridge, you just need to replace one after certain ... company. They are used for identification purpose only.Contact Us: With any question, please feel free to contact us by email ...