Print head, 8 dots/mm (203dpi), fits for: T42X4
Print head, 12 dots/mm (300dpi), fits for: T6E3X4
Print head, 12 dots/mm (300dpi), fits for: T6E3X6
Print head, 24 dots/mm (600dpi), fits for: T6E6X4
Print head, 8 dots/mm (203dpi), fits for: T6E2X4
Print head, 8 dots/mm (203dpi), fits for: T6E2X6