Quote: Thank you for your replies. I have understood that Android devices are able to give digital signal via USB like PC's. At least some Samsung Android phones can do it. http://www.head-fi.org/t/595071/android-phones-and-usb-dacs/60   I have Sony Xperia S Android phone and...

Can F806 be used as a digital source to home audio system via external DAC? I would use F806 mainly as a portable device, but at home it would nice to listen to music via Spotify or Music Unlimited. I do not have hometheater amp, I have 2 ch tube amp and DAC.

Hi,   Do you think that F800 series is able to drive Beyer DT1350 or similar headphones properly? Is additional amplification needed?  

I needed a closed headphone which is also portable and comfortable. I was comparing M50, SRH840, dt1350, HD25-1 and ah-d1100. For some reason chose d1100. In the beginning d1100 were very bassy. After burn in and recable they are very good and I am satisfied with them. Original cable is poor. I...