To ensure the best quality and performance from your Oki product, only use genuine Oki Original consumables. Designed for precise compatibility with Oki’s products, and manufactured to the highest possible standards, only Oki consumables ensure maximum performance, longevity and ultimate cost-effectiveness. Image drum and toner cartridge for each colour . Colour cartridges and image drums can be replaced separately . Designed specifically for use with Oki's colour ptiners . Configuration assists high-speed, single pass printing .