NuPost NPT300C Compatible Red Ink Cartridge Replacement for Pitney Bowes Postage Meter 765-9 (Red) OEM quality, reliability and consistency at a value price Satisfaction guarantee; expert technical support 100% compatible with Pitney Bowes postage machines Compatible Hardware: Pitney Bowes DM300c, DM400c, DM450c, DM475c Page Impressions: 8,000