takeMS CompactFlash™ 256MB Retail. Internal memory: 256 MB, Flash card type: CompactFlash (CF). Input voltage: 3.3 / 5 V. Operating temperature range (T-T): 0 - 60 °C, Storage temperature range (T-T): -10 - 75 °C, Operating relative humidity range: 5 - 86 %. Certification: FCC part 15, VCCI, CE