Description:

1.SD Card (MicroDrive Brand)
2.Plug and play (no software needed)
3.SD + TF format,High-speed read and write
4.4GB,8GB,16GB,32GB,64GB 128GB Storage Size
5.Applies to Cell Phones, Cameras, MP3/MP4 Player and More device
6.Operating Temperature -13o F to 185o F (-25o C to 85 o C)
7.Storage Temperature -40o F to 185o F (-40o C to 85o C)

Warm Tips ( 2.0USB reader Test Result) :

4GB-Class 6-SDHC
8GB/16GB/32GB-Class 10-SDHC
64GB/128GB-Class 10-SDXC
Class 6: Read speed around 15-20MB/S ,Write speed around 6-8MB/S
Class10: Read speed around 15-30MB/S ,Write speed around 9-12MB/S

The Micro SD card speed is based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors.

Micro SD card speed is greatly affected by card reader, adapter, USB port etc. Low quality device will 100% slow down card speed.


Features:

Original high quality flash memory
Manufactured in Taiwan
Assembled in China

About capacity:

4GB=approximately 3.6GB-3.8GB
8GB=approximately 7.2GB-7.6GB
16GB=approximately 14.4GB-14.8GB
32GB=approximately 28.5GB-30GB
64GB=approximately 58.5GB-60GB
128GB=approximately 110GB-120GB

This is calculation difference between manufacturer and our PC,just for you reference.

Package included:

1 X sd card with retail PC box