Great sound from 57mm drivers: our engineers spend two years in creating the 57mm driver for Turbine series?? to bring you amazing Bluedio sound without breaking your bank.</br>Cool look inspired from Turbine which we think can best represent your endless passion and energy. Also the earcups can rotarily fold up?? easy to carry on the move.</br>Support FM broadcast / Micro SD card playback of MP3 and WAV audio formats *note: Micro SD card not provided</br>Up to 40 hours continuous music time from the latest Bluetooth 4.1 low-power technology</br>The Bluetooth perfectly works with your smartphone?? tablet or Bluetooth enabled MP3 player. Note: there may be compatibility issue with other devices.</br></br>Product Description</br></br>It's been 6 months?? our engineers redesign the Turbine idea?? trying to make it better and better for you. And Bluedio T2 Plus comes along?? a upgrade for H Plus. Besides keeping all the pros of the prev"rsion?? T2 Plus can fold up for easy carrying?? and strengthened in headband.? <br> <br><B>Pairing Tip</B> <br>When pairing?? you need to make sure the headphones have entered pairing mode?? here is how to enter pairing mode: When the headphones are off (If not?? turn off the headphones first)?? press and hold the Power Button until you see the blue light stays on (instead of blinking). <br> <br><B>About Bluedio</B> <br>Bluedio is a pioneer in portable audio device?? providing solutions to professional audio and wireless communication. Bluedio always strives for perfection?? fashion and simplicity?? focusing on revolutionary innovations. So far?? Bluedio has owned over 30 patents?? highly praised by