In terms of the Mini, a single volume control rests on the right side, both USB port (for charging) and aux inputs reside around to the left and the power button is at home up top.
While we don't know just how much of that signature Beats thump we'll get, we do know from the FCC that the Pill can serve as a speakerphone, carries an aux-in jack and will last for a typical 8.5 hours on its USB-rechargeable lithium-ion battery.