CORDED RELIABILITY MEETS WIRELESS FLEXIBILITY. Blackwire 710/720 is the versatile UC headset that offers high-quality PC audio and seamless Bluetooth connectivity to mobile phones and tablets. Enjoy unmatched audio quality, smart sensor technology that automatically answers a call when you put on the headset, and a detachable cable for taking your mobile calls throughout the office. DUAL CONNECTIVITY Connect to your PC and mobile phone – combining the comfort and durability of corded with the freedom and flexibility of wireless. Ideal for knowledge workers who need a seamless solution for managing calls on their PC, mobile phone or tablet, the Blackwire 710/720 are the most integrated, premium headsets for UC. SMART SENSOR TECHNOLOGY Experience smart sensor technology that lets you answer a call by simply putting on the headset, or pause mobile device media playback by taking it off – making it the most productive and versatile "corded" headset on the market. UNMATCHED SOUND CLARITY Offering PC wideband, noise-canceling microphone and hi-fi stereo sound (C720), these headsets provide a truly outstanding audio experience – making it ideal for conference calls, webinars, listening to music and other multi-media. The Dynamic EQ feature optimizes your voice quality when on calls and automatically adjusts the EQ settings when you're listening to music or multi-media. Integrated A2DP lets you listen to streaming media from your mobile device, including your favorite songs, podcasts and more. ENHANCED MOBILITY Ideal for those who need a seamless solution for managing calls on their PC, mobile phone or tablet, these versatile headsets go beyond providing outstanding PC audio quality, allowing you to take your mobile calls with you. A detachable cable and integrated clothing clip provide in-office mobility with up to 10 hours of talk time. The headset also features ear cushions that fold flat for storage in the durable, portable carrying case – great for when you want to take the headset on the road.