Leave it to Klipsch to surprise us with new gear for our ears when we least expect it. Within the last day or so, the company quietly pushed a "coming soon" page live on its website chock full of new in-ear headphones. To start, the S4 series is getting a complete refresh across the lineup and taking up the (II) moniker, as in: the $80 S4 (II), and the $100 S4i (II) and S4a (II), which respectively feature a
