The Speedyinks Toner Cartridge in black is designed for Brother printers, specifically the TN 650 model, with a high yield of up to 8000 pages. This laser print technology cartridge is manufactured by Speedy Inks and is compatible with Brother printers. Made in China, this high-quality toner cartridge is reliable and efficient for professional printing needs. With dimensions of 12.5" length, 7" height, and 7" width, this toner cartridge offers consistent and crisp black printing results.