Fiio Q1 MK2 Headphone Amp With DAC
Native DSD DAC/Amplifier for iPhone
Official Apple MFi certification means perfect compatibility with iOS
Apple MFi certification program is extremely strict - only about 2% of devices submitted to the program actually pass. Thus, actually being MFi certified means that not only is the Q1 Mark II is perfectly compatible with all versions of iOS, but also that you can be assured the new Q1 is of a certain level of quality.
DSD64/128/256, Up to 384kHz/32bit supported on USB,
Gain and Bass Boost Switches