Play and “play” together – 吉他钢琴学习平台 - 弹琴吧：超多的乐谱和教学课程 Review

It’s an useful app for play and play the instrument. Please keep updating...
Review by Hillney on 吉他钢琴学习平台 - 弹琴吧：超多的乐谱和教学课程.