Patriot Signature 32 GB 266x CompactFlash Memory Card PSF32G266CF Compliant with current Compact Flash Association specifications Easy plug and play usage Interface: Compact Flash 4.1 compliant, CF type 1 UDMA 5 Read Speed: 40MB/s--PIO6 Read Speed: 26MB/s Support Dual Voltage, 3.3V / 5.0V