compatible brand canon l-50 toner cartridge for use with pc-1060 pc1060 pc-1080f pc1080f d620 d-620 d660 d-660 d680 d-680 d680f d-680f d760 d-760 d780 d-780 d860 d-860 and d880 d-880 compatible pc-1060 , d660 , and others