OP-Z（11）音轨

OP-Z（10）屏幕

the fourth index button on the top side of OP-Z is called screen.OP-Z顶部的第四个全局控制按键称为屏幕键。10.1 screen introduction10.1 屏幕键介绍the screen button is used to

OP-Z（9）节拍器