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Product Features:
* Can be 2 microSDHC (TF) into MS Pro Duo card.
* Use the original control chip， fully compatible SONY PSP and other digital products.
* PSP specify.
* Support Visa system.

Specific parameters:
1. Model: CR-5400
2. Support memory card: microSD256MB-2GB; microSDHC4GB-32GB
3. The correspondence OS: Windows Vista XP， 2000.Me， 98SE， Mac OS 9.2， Mac OS X， linux
4. Length Specifications: 32mm * 20mm * 1.6mm
5. Working Voltage: 3.2V
6. Temperature: minus 20 degrees Celsius to 80 degrees above zero.

Four advantages:
1. You can also insert two memory cards: the same capacity are available， version of the memory card， or free with a different capacity， version of the memory card， mix and match (for example， with a micro SD micro SDHC)
2. Large capacity: can the current maximum capacity of the memory card market， through the CR-5400 will be integrated into a maximum capacity is doubled the maximum capacity of the market.
3. Scalability: You can use only a single plug nest， make use of freedom increase， to decide how to upgrade capacity.
The extremely high speed R / W 10MB or more: high quality transfer card machine， with the original speed of the card to determine the speed CR-5400 output. (When mixed into two sheets at a low speed memory card for the overall speed)

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NOTES:
* If you use only one microSD， you must specify the plug inserted into the first nest， before normal operations.
* Before first use， format and then used on the PSP.
* Insert before use of two TF card need to be formatted in the PSP after