Samsung (K2200 / 707) /HP CF257 / 433 / 436 / Xerox 1025 Chip Connector Other Products Home About Products Contact Us Home About Products Contact Us Samsung (K2200 / 707) /HP CF257 / 433 / 436 / Xerox 1025 Chip Connector Ensures communication between toner chip & printer Helps in toner recognition & page count tracking Supports stable electrical contact Improves printing reliability Used in cartridge repair/refilling