Round1 USA on Twitter: "Sound Voltex Generator is coming to all locations this week! It creates real cards of game characters! Drop by today! http://t.co/8Nz4puRoLK" / Twitter
SOUND VOLTEX EXCEED GEAR and VALKYRIE MODEL Release Impressions – OTAQUEST
Get ready for Sound Voltex 4 and PIU Prime 2 at Las Vegas London! – Bemani BeNeLux
Sound Voltex - Wikipedia
DIY Sound Voltex arcade update! : r/rhythmgames
SOUND VOLTEX EXCEED GEAR and VALKYRIE MODEL Release Impressions – OTAQUEST