sound quality is good for its price range good built quality even call quality microphone is good i am using it with dual pairing with laptop for office meeting through skype and to hear music from mobile switching is there you cant hear both together i felt battery backup is quite good lasted more than 2 days almost 20hrs of intermittent use only drawback is not so comfortable for long hours max 3 hrs not because of continuous listening but ear started paining because of cusions