Wtb : Headphone with Mic -single audio pin

Hi,please tell me where i can buy headphone with Mic also with a single audio pin.

(In karachi.)

here is link,

http://cgi.ebay.com/In-Ear-Headset-Headphone-w-Mic-For-Apple-ipod-iphone-3G_W0QQitemZ400025870904QQihZ027QQcategoryZ112531QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

well you could always go for a usb headset... there are razer ones and a4tech ones

i have to use in ipod 2g ,so thats why i need 3.5mm audio jack . not usb support