1. With Permanent Chip System; 2. Easy button chip reset, no drawing out the cartridge; 3. Bulk Ink System (CISS) Connector. Maxunion Decoding Ink CartridgeProduct Mode: MDB01002Compatibility:For Epson 7700 / 7890 / 7900 Large Format PrinterFor Epson 9700 / 9890 / 9900 Large Format PrinterProduct Overview:1. With Permanent Chip System; 2. Easy button chip reset, no drawing out the cartridge; 3. ...