Kyocera Mita toner cartridge:TK-50 Suitable for machine model: FS1900Toner:Tomoegawa toner/Mitsubishi-toner/Taiwan tonerPrint yield :15000 pagesWarranty time:2 yearsproduction capacity:50000 pcs/Monthpackage: compatiblenet weight:600gPayment way:T/T or L/C or Western Union