takeMS SDHC 8GB. Internal memory: 8192 MB, Flash card type: Secure Digital High-Capacity (SDHC). Weight: 2.5 g. Data retention: 10 year(s), Mean time between failures (MTBF): 900000 h. Input voltage: 3.3 V. Operating temperature range (T-T): -15 - 65 °C, Storage temperature range (T-T): -20 - 75 °C, Vibration resistance: 15 G