Office World Compatible Toner Cartridge Replacement for Brother TN315 TN-315 TN310 for Brother MFC-9970CDW HL-4570CDW HL-4150CDN MFC-9560CDW MFC-9460CDN (Black, Cyan, Magenta, Yellow), 4 Pack

Product item: Office World Compatible Toner Cartridge for Brother TN315 TN-315 TN310 TN-310 (Non-OEM) Compatibility: Brother HL-4150CDN, Brother HL-4570CDW, Brother HL-4570CDWT Brother MFC-9460CDN, Brother MFC-9560CDW, Brother MFC-9970CDW Approximate page yield: ~6,000 Pages per Black, 3,500 Pages per Color at 5% coverage. Installation guide: Step 1: Shake the cartridge from side to side 6-8 times to make toner distribute evenly. Step 2: Remove the orange cap then put them into the printer. After-sales Service (24 Months Product Warranty) 1. Log in Your Amazon Account > Click Your Account > Your Order > Find your order and click 'Contact Seller'. 2. Go to the product page and click the seller's name 'Sold by', Click 'Ask a question' button.