Jabra Motion Bluetooth Mono Headset - Retail Packaging - Gray Motion Sensor Intelligence -adjusts headset volume to environment you are in, automatically answers calls when picked up and contains power saving mode for longer battery life Intuitive flip-boom with wind-noise protection and Noise Blackout technology for ultimate sound in any environment Personalized comfort with height adjustments, rotating earbud for left or right ear wearing and multiple sized ear gels Stream multimedia -GPS, music or internet radio (A2DP)