All cartridges are tested one by one before delivery to ensure complete working condition perfect compatibility and excellent print quality. Compatible Printers: bizhub 224e bizhub 284e bizhub 308 bizhub 364e bizhub 368 bizhub 454e bizhub 458 bizhub 554e bizhub 558 bizhub C224 bizhub C224e bizhub C258 bizhub C284 bizhub C284e bizhub C308 bizhub C364 bizhub C364e bizhub C368 bizhub C454 bizhub C454e bizhub C458 bizhub C554 bizhub C554e bizhub C558 bizhub C658 Muratec MFX-C2280 Muratec MFX-C2880 Muratec MFX-C3680 Details of the Structure : This high yield Black Waste Toner Boxs the quality of prints clearly smoothly crisp dark sharp, keep real without fading, stably and long lasting. High-Blackness toner makes the picture delicate firm fixing, distinct layers and image high precision. Package: Shockproof packaging to avoid shipping damage. Every Waste Toner Box is under strict quality control, carefully inspected and packaged to ensure that it is in the best condition. Warm Tips : Avoid environments where temperature and humidity change rapidly, such as next to air conditioners or heaters. Store in a normal temperature and humidity environment. We always care about your needs, and we strive to provide you with high-quality and cost-effective products