The Everprint CHIP-TOS-T2507 is a compatible laser cartridge chip for Toshiba printing supplies. It is listed for Toshiba e-Studio 2006, 2306, 2307, 2506 and 2507 devices, making it a replacement component for cartridge servicing in those printer and multifunction device families.
The listed page yield is 12,000 pages. This is the stated chip resource, and the listing identifies the item for monochrome printing.
The package contains one chip. Its role is limited to the cartridge chip; toner and other cartridge parts are not specified as included.