I buy Labtec 835 go by the revieww , but now i have stop believee review and specificationg ... , these headfone be bad , no real volume with clarity , sick bass , i mean only u can listen to something like a lecture ... ! good thing , these headfone be real comfortable ! but then pay 16 $ for that ??? pay a little more and get something better ! I didnt like these headfone at all ! if u r a music lover , u wont like they , dont buy they ! else u regret ...