Everything evolves. X1 rewrites the rules of Wireless Headsets, offering a performance you’ve never heard before in a super-small package. It has been designed for all-day hands free wearing and offers two wearing style options – with earbud or the earhook. X1 is a stereo Wireless Headset and delivers music as well as calls coupled with high-definition voice and noise reduction. So experience great sound quality now to both ends of the call with background noise reduction. The X1 Wireless Headset comes equipped with multi-point technology which allows it to pair with two mobile devices simultaneously.