Amazon.com: Topram 16GB Class 4 MicroSDHC Card with SD Adapter and R10W Micro USB Flash Card Reader / Writer.: Electronics i ordered this on sat the 10th, received it today. first impression - happy to have a 16g class 4. packaging was ok, could have been shipped in a bubble mailer. nothing is damaged. my machine recognized the new device, win 7 installed drivers. currently formating to fat32. it is only 14.8g i will update later once i get all my music, vids, and apps loaded. overall, it appears as if this is going to be good.