FiiO KA11
USB-DAC
Fosi Audio K7
Display, Tone control, Bluetooth
FiiO K11
Display, gain switch, USB-DAC
FiiO K7
gain switch, USB-DAC
Fosi Audio K5 Pro
Bass Boost
FiiO KA13
FiiO Jiezi A
Tone control, USB-DAC
iFi Audio GO link 2 Max
iFi Audio GO link 2
FiiO KA17
FiiO BTR17
Display, Microphones, Tone control, USB-DAC, Bluetooth
FiiO K11 R2R
Fosi Audio ZH3
Display, gain switch
