1,Compatible Toner for Toshiba LTOT1640E 2, for Toshiba LaserJet 163/165/166/16 3, 1 ... /166/167/203/205/206/207/237BLACKT1640E Compatible Toner Cartridge LTOT1640E For Toshiba LaserJet printers NOTE: Brand names and trade marks ... ://orink.com/eng/pdt.asp Compatible Toner Cartridge for Toshiba LTOT1640E