Brother genuine INKvestment tank ink cartridges deliver consistent, professional print quality and convenience you can count on. Brother genuine ink is intelligently engineered to work seamlessly with your Brother INKvestment tank inkjet printer to consistently produce sharp prints that withstand the test of time. The easy-to-use, front-loading plug-in INKvestment tank ink cartridges hold more ink than traditional cartridges to continuously supply ink to the internal tank, so you get more pages without needing to refill. When refilling is needed, simply take out the empty cartridge, plug in a replacement and get back to printing.