but much better then singxer su-1 , soundaware d100 pro deluxe

Much much better, have a20h and singxer su-1 , usb and hdmi i2s very important, power cable for singxer too.

Good USB cable Tchernov audio usb

power button on my remote dont work, your power button works?

Good afternoon , my friends recently bought the device from Gustard x20, I am very happy , sound good . But I have two questions that I care about , I have not worked on and off button on the remote control , tell you , too, right? And another question screen after a few minutes becomes less...