I open my turn, I connect, I back on the computer, no problem, I plug my card SDHC 32GB, 10 min to recognize. The next day I 'turns on the computer, it no longer recognizes anything: USB key, SD card ...; (The other USB port of my computer as well) One day after; the computer does s' more squarely on; j opens my turn connects to another port, the result nothing, I finally decided disconnected, the computer comes back without problems, all USB ports working again ...
CONCLUSION: for 9 I 'm expecting at least that the product has to work ...