hs m04su headset on USA sites
hs m04su headset on other UK sites Impressive sound quality and bass effect with 40mm Neodymium drivers . Easy pairing to all Bluetooth ready devices . HS-930BT has a 15-hour rechargeable battery that sends you non-stop music from dawn till dusk . Built-in microphone, one button to answer incoming calls . Convenient storage with foldable headband and carry pouch . Unmatched comfort with extra soft leather earcups .