Bestmedia 177313. Internal memory: 1024 MB, Flash card type: Micro Secure Digital (MicroSD), Read speed: 7 MB/s. Weight: 2 g, Width: 15 mm, Depth: 11 mm. Operating temperature range (T-T): 0 - 55 °C, Storage temperature range (T-T): -20 - 65 °C. Colour of product: Black, Silver. Packaging type: Blister