13. What power adapter is suitable for the K7?

The AC power input of the power adapter comes with K7 supports AC power between 100V and 240V.

The specification of the DC port for K7 is 5.5x2.1mm.

The DC output of the power adapter comes with K7 is 12V/2A. You could use 12V3A power supply as well. It is recommended to use the power adapter comes with the K7 or FiiO linear power supply PL50.