PNY SDHC. Internal memory: 8192 MB, Flash card type: Secure Digital High-Capacity (SDHC), Read speed: 20 MB/s. Weight: 2 g, Width: 24 mm, Depth: 32 mm. Data retention: 10 year(s), Endurance: 10000 cycles per logical sector. Input voltage: 2.7 - 3.6 V. Operating temperature range (T-T): -25 - 85 °C, Operating relative humidity range: 0 - 95 %, Operating shock: 1000 G