Free Ringtone and sound alert of BTS by "Dynamite" new song!!! "BTS" presents a new song that name's "DYNAMITE" , you will meet NEW HOT HIT "BTS" - DynaMite by RINGTONE in this application. HOW TO USE: 1. Download the application. 2. Press the Allow access to your media and press Open ringtone media. On your mobile, set up the system will allow the app to enter. 3. Go into the app, just press the music note. And to press Allow access to your media. The message completed "Set as ringtone alre