This Earphone

NewEgg.com has the Aliph JawBone 2 Wireless Bluetooth Headset w/ Noise Assassin Technology for $89 + $7 shipping = $96 shipped. This headset supposedly has revolutionary noise cancellation capabilities, good enough to use while walking through a construction site.

Product description from NewEgg.com:

Voice activity sensor identifies and isolates your speech and subtracts the unwanted background noise to allow you to speak normally

Magnetic USB and wall charger allows 80% charge in just 35 minutes with full charge in less than an hour

Package include 4 different ear loops and 3 ear buds for comfortable fit options, USB wall charger and user manual

Product link.