JARBO Compatible Toner Cartridges Replacement for Brother TN660 TN-660 High Yield, 3 Black, Compatible with Brother HL-2340DW HL-2380DW HL-2300D DCP-L2540DW DCP-L2520DW MFC-L2700DW MFC-L2740DW Printer As you print more, JARBO helps reduce your printing costs. Outstanding reliability, high-value option for high-volume printing. professional black and white laser output with 2,600 page yield(based on up to 5% coverage). Compatible with Printer Models: Brother HL-2340DW HL-2380DW HL-2300D HL-2360DW, Brother DCP-L2540DW DCP-L2520DW, Brother MFC-L2700DW MFC-L2740DW MFC-L2720DW Printer etc. What's in the box: Compatible Toner Cartridges for Brother TN660 TN-660 TN630 TN-630, 3 Packs. easy to install and use, rival the original in clear and stable printing. Non-OEM. This replacement toner cartridge is built to ISO9001 and ISO14001 Factory Standards.All JARBO brand products are backed by 2 years money back guarantee, which covers any quality, reliability and performance issues We strive for the perfection of printing, only for the comfort in your life. Brother HL-2340DW Laser Printer Brother HL-2380DW Laser Printer Brother HL-L2300D Laser Printer Brother HL-L2360DW Laser Printer Brother HL-L2305W Laser Printer Brother DCP-L2540DW Laser Printer Brother DCP-L2520DW Laser Printer Brother MFC-L2700DW Laser Printer Brother MFC-2740DW Laser Printer Brother MFC-L2720DW Laser Printer Brother MFC-L2707DW Laser Printer Brother MFC-L2705DW Laser Printer <span class="a-text-bold"><u>Step 1</u></span>: Shake the toner cartridge from side to side 4-5 times to make toner well-distributed; <span class="a-text-bold"><u>Step 2</u></span>: Please Remove the orange protective cover; <span class="a-text-bold"><u>Step 3</u></span>: Inset the toner cartridge into drum unit until it clicks into right place. Cleartext,the heater roller makes the printing smooth; With stable magnetic field, presenting gradual gradation without any background color. JARBO helps reduce your printing costs, save money 70%; high-value option for high-volume printing,with 2,600 page yield(based on up to 5% coverage). Outstanding reliability, easy to install and use, rival the original in clear and stable printing; The productis built to ISO9001 and ISO14001 Factory Standards.