does KZ AZ09 Pro type C pinout use QDC pinout style ( reverse polarity ) or normal like any standar type B but with type C interface ? the reason i ask because i want to make adapter from another cheap adapter, QDC to 2 pin is very expensive, $40. While cheap adapter like this...

how to install driver for UA1 Pro on windows 7 SP1 ? it keep show me pop up to unplug and plug again my UA1 Pro after i click "Ok". The reason why i use Windows 7, coz openGL is missing on windows 10 for my Intel HD3000.

i want to ask about UAPP. I use it with shanling UA1 Pro and some cheap ALC4050. When i use those dac with UAPP, volume is always louder (good), but when i switch back to youtube or any kind app but not UAPP, volume is always lower, why ? i also have android phone but without UAPP, volume is...

i have 2 usb dac, shanling UA1 Pro and some cheap usb dac ALC4050. I use it for mac, windows, and android. mac and pc has no problem, i can control the volume. But when i use it on android, it seems like these 2 dac can only use "full feature" while using USB Audio Player Pro like i can control...