Four-mic active digital signal processing (DSP) Internal, adaptive 20-band equalizer, acoustic echo cancellation, and side tone detectionDelivers six layers of protection against wind noise from a combination of aerodynamic design elements and an adaptive, proprietary algorithmHD Voice clarity on wideband devices and networks. Audio alerts, caller ID, and voice answer. Delivery Contents: HeadsetStay connected to two phones and answer calls from either one. Stream music, driving directions, podcasts, and more with Bluetooth Advanced Audio Distribution Profile (A2DP)Range: Up to 98 ft./30 mProduct DescriptionUnsurpassed audio and comfort, voice commands, smart sensors, and incoming caller announce. You can rely on the Voyager Legend to work as hard as you do, through rain, sweat and the inevitable coffee spill. Voyager Legend headsets are protected against sweat and moisture damage by P2i technology. Intuitively directs calls to your phone or headset, pauses music for incoming calls, and allows you to automatically answer by simply placing the headset on your ear. Multi-microphones optimise your voice and minimise noise caused by wind, movement, and background sounds. Announces incoming caller's name and lets you say ""answer"" to accept the call or ""ignore"" to decline. Tap the voice button to check battery level, connection status, or dial Vocalyst to hear emails, newsfeeds, and more. Press the call button to interact with Siri, Google Now, or Cortana voice-controlled smartphone assistants.Box ContainsBluetooth headsetmicro USB charge cableeartipsuser instructions