FiiO Q5 is a high performance dac & headphone amp. Q5 can connect with a phone via bluetooth to drive your headphones or earphones, via usb, optical or coaxial inputs as well, making it extremely versatile. Most common use will be usb connection as a desktop dac / headphone amp and bluetooth with a phone, using your phone as a remote to play the music, but send it to the Q5. The Q5 uses its high res dual days and high performance amp to provide better sound with in ear phones and headphones.
The bluetooth input sounds better than many expect, since the bluetooth signal is taken and moved over to the dual dacs - its a much higher fidelity approach than a typical bluetooth in a phone.
Bluetooth apt-x (firmware upgradable too)
dual dac - ak 4490 x2 dac chips
IOS certified (lightning input cable included for iPhones)
3.5mm & 2.5mm balanced output amp included
CNC aluminum body & non slip back
extremely precise volume control
in usb dac mode, decodes up to DSD256 / 32 bit 384k files
Bluetooth chip feeds direct into dual days for higher fidelity
high & low gain switch
bass boost switch
10 hour battery life