The pros: 32GB SDHC purchased to record HD DTT tuner Akira DHB B36HU-PVR. Perfect. On PC, rates of 17 MB / s write and 19 MB / s read with ATTO Disk Benchmark 2.34. The -: No plastic housing. Conclusion: Quality / good price, less than 1 euro GO in class 10 ... And has declined since my purchase!