2.bluetooth 3.0
3.with NFC function, wireless pair in 1m.

4. built-in battery last about 24 hours for music or calls, with a week's worth of life on standby.

5. built in built-in miniature amplifier and noise cancellation .

6. Lumia colors: black, white, yellow, red and green.

7. Perfect companion for iPhone 4/4s/5, iPad 2/3, Tablet PCS, Smart phones and other medias.

8. With audio quality that's rich and dynamic, it's the seamless companion for your mobile device. You'll hear everything, whether you're listening to your favorite music or talking with your favorite people.