A perfect companion for smartphones, dual microphones reduce noise and wind, giving you better call quality. Simply say "Answer" or "Ignore" to handle your calls - no buttons to press. DeepSleep power-saving mode activates when your headset is away from your phone for more than 90 minutes. When the phone is back in range (33' or less), simply tap the call button to wake it up. DeepSleep can help extend battery readiness for up to 180 days.Use your headset to listen to music, movies, Internet radio and driving directions from your smartphone or tablet.