Laser Tek Services ® 4 Pack Compatible Cartridge for Brother TN650 & 2 Pack Compatible DR620 - 6PK total. Compatible With: HL-5340D, HL-5350DN, HL-5350DNLT, HL-5370DW, HL-5370DWT, HL-5380DN, DCP-8050DN, DCP-8080DN, DCP-8085DN, MFC-8370, MFC-8480DN, MFC-8680DN, MFC-8690DW, MFC-8880DN, MFC-8890DW, TN-650, TN650, TN-620, TN620. Page Yield: 8,000 pages @ 5% coverage for each cartridge & 25,000 pages @ 5% coverage for each drum. Laser Tek Services offers a 100% Satisfaction Guarantee on all of the products it offers.