Manufacturer/Producer: MediaRange. Item model number: MR952 Type: MicroSDHC (SD™ v2.0) Flash Memory Card Capacity: 8GB* Voltage: 3.3V Approximate Maximum Read / Write rate: 16.3/8.4 MB/sec PU: 1pc mini case (Blister) Dimensions: 11mm x 15mm x 1.0mm Specifications Especially designed for use in mobile phones Comes with an adapter allowing use in standards SDHC* SecureDigital™ slots Complies with SD™ 2.0 specifications to support needs for higher capacity Low power consumption with automatic power management extends battery life It’s of great importance the client verify previous to any memory purchase the official device documentation state its compatible with the new SD standard and the desired capacity. Part of the capacity is used to format and perform other functions and thus is not available for data storage. 1 megabyte (MB) = 1 million bytes, 1 gigabyte (GB) = 1.000 billion bytes, 1GB = 0.93Gib/953.67MiB Write and Read Speeds as stated by manufacturer, specifics may be obtained contacting directly their technical department. Reflected speeds may not be attainable under some circumstances, and depend on hardware, software and settings used. x=150KB/sec