PhotoFast PhotoFast CR-3100 Dual Socket SD(HC) to Memory Stick MS Pro Duo Adapter can holds 2 SD(HC) card to make super large capacity. In addition, You don't need to worry about the SD memory card types and sizes, they can be used concurrently. Get one to enjoy the fast speed and the freedom of extension.

4 big advantages:
1. Holds 2 cards for super large capacity
Get maximum storage capacity with 2 SDHC or 2 SD cards. CR-3100 converts 2 SD(HC) cards into one MS Pro Duo stick. You can get twice the capacity at a lower price.

2. Card types can be mixed
Cards of different capacity and different type can be used concurrently (i.e. SD+SDHC).
3. Freedom of expansion and upgrade
The adapter works with only one SDHC card as well. The second slot can be equipped anytime later. You can exchange the cards and upgrade the max. capacity at will!

4. Super high read/write speeds of 10MB/s and up
CR-3100 is made of high quality components and preserves the original speed of the inserted SD(HC) cards (when two different types of SD(HC) cards are used, the slower card sets the speed rate)
We strongly recommend to use PhotoFast Dual Cannel SD(HC) cards.