Oh, sure -- you've got at least 893.1 options (at last count, anyway) when it comes to noise cancelling headphones for your iDevice, but do any of those plug directly into the dock connector instead of requiring a separate battery? Exactly. That's the claim to fame for Blackbox's i10, a new set of earbuds that rely on power from your iPod or iPhone in order to achieve that active...
LS4 4-Drives Balanced Armature Drivers Frequency Range 18Hz-19000Hz Sensitivity 123db spl Impedance:25 ohm Configuration: Passive 3-Way crossover : Dual Low, Single Mid, Single High (Dual Bore)
Features - Amazing detail and clarity - Extremely smooth and liquid across the frequency spectrum - Powerful bass with great tactile performance