Product Description HP Laser MFP 135w A4 Monochrome USB2.0 WiFi 802.11 b/g/n Laser Print Copy Scan 20ppm (P) Dynamic security enabled printer Certain HP printers are intended to work only with cartridges that have a new or reused HP chip or electronic circuitry. These printers use dynamic security measures to block cartridges using a non-HP chip or electronic circuitry. Periodic firmware updates will maintain the effectiveness of these measures and block cartridges that previously worked. Reused HP chips and electronic circuitry enable the use of reused, remanufactured and refilled cartridges. Legal Disclaimer We ship from France, customs fees may apply to your order.