InsideHW.com has reviewed Cooler Master Hyper N520
A quote from the article:
>> Cooler Master Hyper N520 Review
Coolers from Cooler Master Hyper product lineup have never disappointed us. Bottom line is: any cooler from this lineup always is best buy. One more characteristics of these models is simple and functional design without too much fiddling with bells and whistles. On the contrary, only "battle hardened" and well known solutions were used that always provide good results.
>> Cooler Master Hyper N520 Review