Fully Compatible with Toshiba T-FC425U Toner (with Built-in Chip)Engineered with AvantCal™ Toner Calibration Technology to Deliver Rich Black and Vibrant Colors, as Well as Exceptional DurabilitySet of 4 Packs - 1 Black, 1 Yellow, 1 Magenta, 1 CyanBoost Toner Efficiency by Optimizing Particle Dispersion and Transfer Rates to Maximize Page Yield, 39,800 Pages/Black, 38,000 Pages/Color (ISO/IEC 19752 and ISO/IEC 19798 Standard at 5% Coverage, Letter/A4)Total Satisfaction Guarantee or Free Return & Refund
Compatible List:Toshiba E-Studio 2520AC, 2525AC, 3025AC, 3525AC, 3525ACG, 4525AC, 4525ACG, 5525AC, 5525ACG, 6525AC, 6525ACG