TechPowerUp checked out the Sharkoon Skiller SGH50
A quote from the article:
The Sharkoon Skiller SGH50 is a reasonably priced analog gaming headset. It is particularly interesting because of its high sensitivity, making it easily driveable by a wide selection of sound cards, including the most basic integrated ones. It offers good overall sound quality and a downright fantastic detachable microphone.Sharkoon Skiller SGH50 Review