clarity of the piano*

Thats a disappointment. So if i want to hear my music better than I do now should I just invest in higher end headphones? Or is the ANDES a good upgrade from the E7 since it has a higher frequency response. I just want to have the best listening experience for the right price which is around...

I recently bought a Fiio E7 USB DAC Amplifier. The only headphones I own are a pair of AKG K 172 HD. I know that in order to get the best sound out of headphones you need an amplifier, DAC, and lossless music. I have a Fiio e7 and both Apple lossless and WAV. The only problem is that when I used...