http://www.batman-online.com/news/2015/12/15/batman-live-score-available-to-listen-to-online
The composer also released a "personal use only" promo (MP3/256kbps) some time ago, with the exact same tracklisting, and this is the best quality at the moment. It's a pity this wasn't released on CD, a must have for any fan of 80s adventure scores.