Bluetooth 4.0 Version Headphone?? high stereo sound quality?? latest noise cancellation technology?? better to offer you a clear and crispy sound effect in outside environment.</br>Touch Panel Controller: Single tap to Answer or End a call or play/pause the music?? or long press for 3s to Reject a call. simple and easy operation including Power button and Volume +/-.</br>This product is only sold and registered Trademark by WISZEN?? please contact us to get manufacturer warranty and better customer service if there is any problem with the product.</br>Excellent Compatibility: able to connect/pair with most types of Bluetooth devices?? including cellphones such as iPhone 6s/6/5/5s/4 or Samsung Galaxy S5/S4/S3?? laptops and other Bluetooth mobile devices.</br>Only for RIGHT EAR to wear?? with a fashionable and attractive appearance?? adopted a multi-fun