Let me explain a little about the variation.
Umka on the name for the Chinese market. At the office site - for global. The following differences in the models, global names in parentheses
Fiil Wireless (they also IICON) - big headphones, cover your whole ear
Fiil Wired - the same Wireless, wired only
Fiil Diva (they also CANVIIS) - wireless headset lip with a smaller size, as if they are superimposed on the ears, and not close their (smaller diameter)
Fiil Diva Pro (They CANVIIS Pro) - This is a Diva, only further its own memory to 4 GB, as well as 3D sound function.
More details look at website
https://fiil.commatching names I will have.
I Fiil Diva Pro, technically they are identical Fiil CANVIIS PRO, the global application of and accepts.
Posted on 20/06/2018, 15:16: Titan5, about the sound - it is wonderful. These are the best headphones that I have had, they have everything. Squelch operates at 12 out of 10. They begin to hear the instruments, which compositions have not previously noticed. If you find this to be a measure - the Samsung is Adapt Sound - a feature that adjusts the sound reproduction at audible frequencies in your headphones. So in the Diva Pro hear all frequencies in this fiche invited to listen.