Oki 43381906 Magenta Toner Cartridge for use with C5600/5700. Page yield 2,000. Install a genuine OKI Magenta Laser Toner Cartridge (43381906) for reliable printing from your OKI laser printer with crisp text and bold illustrations. Order a replacement toner cartridge when you notice faded print on your documents. Replace the old empty cartridge when you see a "TONER EMPTY" message on your printer's display screen. This standard yield toner cartridge is packed with enough colour toner to print 2,000 pages. This toner is magenta in colour.