Unfortunately, they don't respond to emails. My mail: alex6079@mail.ru

Hi ! Where to buy a leatherette case for Q7 ? I use Q7 very actively and the case is worn out. Found only for M17. Is it the right size for Q7 ?

ddHiFi MFi06 Lightning - USB-C ddHiFi TC28i + TC05

I was disappointed in the quality of the FH9. 3-rd time !!! I take it back to the store. In all cases, after a month, the sound in one of the headphones disappears. In one of the cases, the upper frequencies disappeared in the left ear. If you move the mmcx connector, then the sound is...

Got PL-50. There is no noise with him. Everything is perfect. There is noise (50 Hz) only with FH-9 headphones and with attached switching power supply from the box in Ultra High Gain mode.

O! I have the same set. Beautiful girl. She will need Q7 to protect herself from hooligans :)

Thank you. In order to use this mode , headphones are suitable , for example Sennheiser hd-660 s ?

Thanks. 2.Filters work normally on BTR2021 , but here switching does not affect anything . On what filter who prefers to listen? Who has the same problem? 3.FH9 works perfectly on other devices. Problem only with Q7 in ULTRA mode. There are thoughts that the problem is in the power supply. He...

Bought Q7. I'm very happy with the sound, but I have a few questions: 1. What Gain is better to listen to low-impedance headphones (FH9)? 2. Do filters work for anyone? I couldn't hear a difference when switching. 3. When Ultra High Gain is turned on, a low-frequency hum (50hz) is heard in...