We've seen some rather homely cans in our time -- wireless and otherwise -- which is why we were delighted to see that Sony's latest set of 7.1 channel headphones doesn't sacrifice form for function -- at least not on paper. The MDR-DS6500 setup offers up a slew of surround sound modes, including Dolby Digital, Sony's Virtualphones Technology, a 100-meter (330-foot) operating range, and automatic tuning. Sony's also promising 20 ho
