Features:
CR-5400 converts 2 microSD(HC) cards into one MS Pro Duo stick.
Holds 2 cards for super large capacity Get maximum storage capacity with 2 microSDHC or 2 microSD cards.
Using original control chips, compatible with for SONY digital products for PSP
Supports 2 microSD/microSDHC cards. 2 microSD(HC) cards of different capacity can be used. Support micro SD256MB-2GB; Micro SDHC4GB-32GB.
Supports the Visa system
Converting MicroSD to Memory Stick Pro Duo Combine 2 MicroSD into 1 memory stick pro duo

Specifications:
Product model: CR-5400
Support for memory cards: micro SD256MB-2GB; Micro SDHC4GB-32GB
Corresponding OS: for Windows Vista XP, for 2000.Me, for 98SE, for Mac OS 9.2, for Mac OS X, for Linux
Length specification: 32mm * 20mm * 1.6mm
Working voltage: 3.2V
Applicable temperature: -20 degrees Celsius to -80 degrees Celsius

Package include:
1 x MicroSD/TF to MS Pro Duo Short Rod Adapter