List Price: $449.95 Deal Price: $219.99 You Save: $15.08 (51%)Sennheiser’s MM 450 Flight closed mini headphones features Bluetooth and NoiseGard 2.0 technology, which provides up to 90 percent active noise cancellation. They’re also equipped with the TalkThrough function, which distinguishes between background noise and speech. Expires Feb 1, 2013

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