The speech recognition engine in v5.0.37 is sensitive. Using a high-quality USB headset rather than a built-in laptop mic significantly improves the accuracy of the feedback.
A full, all-in-one set of language packs for v5037 can be enormous. Sources online note that a complete collection of 24 language packs, often including supplementary "Audio Companion" CDs for learning on the go, can reach a size of . That's why they are almost always found in RAR format; the compression makes the massive file collection more manageable for download and storage. The speech recognition engine in v5