GENIUS HS-930BT BLUETOOTH HEADSET 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.