Meet the Blackwire® 500 Series, the smarter corded USB headset. When a call comes in, just put it on; its Smart Sensor technology automatically answers and provides audio alerts to manage connection, mute, and volume status. With wideband audio, noise-canceling microphone, and hi-fi stereo you always get clear, natural, and rich audio. And the unique Dynamic EQ feature adjusts and optimizes audio settings on the fly, creating the best sound for voice, music, or multimedia. The Blackwire® 500 Series is a business-quality communications solution bringing unmatched audio quality, all-day comfort, and easy portability — all in a compact, durable package for smarter workers everywhere. 

	Blackwire C510 Monaural USB Headset* UC Standard version built for UC applications and softphones from Avaya®, Cisco®, IBM®, Skype® and more $89.95 Qty
	Blackwire C510-M Monaural USB Headset (Microsoft)** Microsoft-certified version optimized for Microsoft® Lync and Microsoft OCS 2007 $89.95 Qty
	Blackwire C520 Binaural USB Headset * .  UC Standard version built for UC applications and softphones from Avaya®, Cisco®, IBM®, Skype® and more $99.95 Qty
	Blackwire C520-M Binaural USB Headset (Microsoft)** Microsoft-certified version optimized for Microsoft® Lync and Microsoft OCS 2007 $99.95 Qty