If you wish to add +HD Audio option to your purchased ticket, you may proceed from your Eticket page.
【How to add】
①Find your ticket from My Purchases, and click on "E-Ticket Details"
②Click on "+ Get +HD Audio for Free" button
③Select Ticket Options "HD Audio Stream"
④ Once completed, there will be a "+HD Audio" mark on right top on your Eticket
*Certain events do not have the ＋HD Audio option. Please kindly check the event page for more details.