Portable Audio DevicesCNET Shopper.com's Portable Audio Devices channel is the premier online source for product information and pricing on Portable Audio Devices.Sennheiser PXC-300- September 21, 2005 Sennheiser's featherweight noise-canceling headphones are supercomfy and...http://shopper.cnet.com/Sennheiser_PXC_300/4014-7877_9-31296835.html?subj=Sennheiser+PXC-3... |