"Plantronics .Audio 400 DSP Brand New Includes One Year Warranty, Product # 76921-11 The Plantronics Audio 400 DSP is a digitally-enhanced, foldable headset with full-range stereo sound
Its foldable design allows for easy storage and transport. Listen to the CDs, DVDs, or MP3 files with crisp quality sound. Its noise-cancelling microphone enhances speech accuracy and PerSono audio control center software allows users to adjust microphone and audio characteristics. Audio 400 DSP Features : Over the Head Headset, Analog Connection or USB Connection, Noise-Canceling Microphone Reduces Background Noise, Sleek, Stylish Design, Digitally Enhanced Full Range Stereo Sound, Foldable for Easy Storage & Transport, Inline Volume & Mute, Engineered for Skype, Windows Live, & Yahoo Messenger, Ultra Lightweight, Precision Microphone, Windows & Macintosh Compatible, Adjusts to Personalized Headband Fit, 9.8 Ft. Cable Length, Connects To:"
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