277 24XL Empty CISS for XP-750 XP-850 XP-950 xp-650 xp-970 xp55 xp970 xp960 printer with ARC chips This continuous ink supply system is designed to work with the specified printer models.It includes an empty CISS setup equipped with ARC chips, allowing for refillable ink usage.The system supports uninterrupted printing by connecting directly to external ink reservoirs.Compatible with designated printers, it enables extended printing operations without frequent cartridge replacements.The chip technology helps maintain communication between the printer and ink cartridges for consistent performance. Important: This is a non-OEM part.Any brand or model cited is used to denote device compatibility.