Kree I just tried to plug my 360 headset into my Q4 and the headphone jack is too big? Is yours like this?
Con's:
-Headphone jack is 3.5mm so my astro mixamp/official MS headset needs a 2.5mm>3.5mm adapter to work (pic below)
http://imageshack.us/photo/my-images/6/p1020964e.jpg/
http://forums.overclockers.co.uk/showthread.php?t=17994446