Panasonic KX-FA93 70m Film Roll for KX-FHD331 Series Black ribbon film for Panasonic models KX-FHD331 and KX-FHD351 Yields up to 225 pages 1 year guarantee For use with Panasonic's KX-FHD331 fax machine Quality fax film roll 70 meters, approximately 230 feet Thermal transfer printer technology 1 roll per pack