optical input

Hi everyone! First post :) I have only just began delving into the audio equipment world and I while I am starting to get the grasp of all the components/connections/specs etc I still have a lot of things to clear up in my head about how certain things work. Recently I bought the popular Fiio...

Hello everyone, What I am looking for: Portable (should somewhat be able to fit in a pant pocket, "smartphone sized") Bluetooth Input (at least version 5.0 + aptx would be nice) Digital inputs (coaxial/optical) Decent SINAD (at least considering the price) Basicly I want a somewhat decent amp...

Hi Guys! I have been following ASR forums for a while now, posting here for the first time! :) I am fairly new to the Hifi scene, I am looking to buy an AMP or DAC with Amp capabilities. Headphone: Want to drive DT990 (250ohms, I know not the best starter per Amirm's review) Usage: I usually...