The 3.5 mm audio port has been the basic universal standard for all media - capable devices and even basic phones for the last several years. (youmobile.org)
The current iteration is very simple however, so outside of basic phone functions and Internet radio, there's not a lot to play with. (digitaltrends.com)
After you apply, if they are interested, you will receive an e-mail and get a call from the HR manager, who will ask a series of basic phone interview screening questions. (interviewsuccessformula.com)