Looking for some earphones below a $999 reference set of buds but above the mid-range fare filling the shelves at your local department store? Then you can now at Future Sonics' new Atrio Special Edition "professional" earphones to your list of options. Coming at $229, the earphones pack the company's MG7 transducer and so called TrueTimbre technology to provide what's described as "rich, dynamic and full sound" -- in terms of specs, you'll get a frequency response of 8Hz - 20,000Hz, along with a sensitivity level of 112dB at 30Hz, and ambient noise rejection of +/- 26 dB. As a