The ear-muff is cushioned for ultra comfortable and fashion fit. Lightweight designs makes you feel snug even for a extended time wearing.</br>With advanced 4 X noise cancelling technology?? the VTIN headset provides you super clear speech by cutting out the background noise.</br>The over-the-head configuration can be adjusted to your inclination?? just by pulling the metal piece to your fancied length. The Mic also can be rotated to your favorite position.</br>The Bluetooth headset is designed for calling?? not for music. Cannot work for listening to music.</br>45 days money-back and 12-month worry-free Guarantee!</br></br>Product Description</br></br><b>Please NOTE: <br>The microphone CAN NOT rotate for 360 degree <br>This Bluetooth headphone is designed for calling?? NOT for music