Xtream H2B BlueTooth 3.0 Compact Foldable Headset, Black with red inside, rechargeable battery, includes case. The Adesso Xtream H2 features Bluetooth 3.0 wireless hands-free audio to go along with space saving foldable headphone design that stores and travels well. Powered by Neodymium magnetic drivers that deliver powerful, accurate vibrations. Make flawless hands-free phone calls using the integrated microphone. Never run out of Battery with the iOS on-screen indicator.