Enter your own little world with these 3 in 1 wireless headphonesr choose from black blue white or red contemporary designsr supports bluetooth and tf card playing can be used for hands free callingr features audio and bass response with hi fi sound for supreme qualityr low power consumption for interruption free listeningr compatible with all smartphones and bluetooth enabled devicesr one charge lasts for 3 4 hours of music plenty to get you through the dayr f