This Noise Cancelling Headset CS100 from Koss has dual plugs and an adjustable mic. It can be used with an external power source if the sound card does not have built-in bias supply.
With it's lightweight design and oxygen-free copper voice coils it delivers a high quality communication experience. It has a noise cancelling microphone and comfortable foam ear cushions with a straight, single-entry 8 foot cord.
This Headset is covered by the Koss Limited Lifetime Warranty.