Index – Budget
- OneOdio A70 Fusion
- OnePlus Z2 Buds
- Opera Factory OM1
- Opera Factory OS1 Pro
- Ovevo-Q62
- Padmate Pamu Z1
- QCY T2C
- QT – CCA C10
- QT – DD Hifi TC35 Micro DAC
- QT – Shanling M0
- Questyle M12 Dongle
- Revonext QT5
- Ruizu D10 DAP
- Ruizu X50 DAP
- Senfer DT6
- Senfer DT6 Pro
- Senfer Dt8
- ShoonTH ESEP-01BL Earbud
- Simgot EM1
- Sivga M200
- Skullcandy / Budweiser Crusher Evo
- Skullcandy Grind Fuel
- SmartOMI ACE
- SmartOMI Q5
- Soundpeats Air3 TWS