http://www.transcend-info.com/Products/CatList.asp?LangNo=0&ModNo=415
Features:
- Supports Ultra High Speed Class 1 specification (U1)
- Class 10 compliant
- Fully compatible with SD 3.01 standards
- Easy to use, plug-and-play operation
- Built-in Error Correcting Code (ECC) to detect and correct transfer errors
- Supports Content Protection for Recordable Media (CPRM)
- Supports auto-standby, power-off and sleep modes
- Suitable for SDHC/SDXC compatible devices
- Mechanical write-protection switch
- RoHS compliant
- Limited Lifetime Warranty
Specifications:
|   Size 
  |    32mm x 24mm x 2.1mm 
  |  
|   Op. Voltage 
  |    2.7V~3.6V 
  |  
|   Op. Temperature 
  |    -25°C(-13°F) ~ 85°C(185°F) 
  |  
|   Durability 
  |    10,000 insertion/removal cycles 
  |  
|   Weight 
  |    2g 
  |  
|   Transfer Rate (Max)* 
  |    45MB/s 300x 
  |  
|   *Note 
  |    Speed may vary due to host hardware, software and usage. 
  |  

