Battery and charging path
Headphone repair
QCY headphones repair in Serbia — diagnostics and service
QCY: T / HT TWS series, H / H3 over-ear, Crossky open-ear. QCY headphone service for T / HT TWS series, H / H3 over-ear, Crossky open-ear. Diagnostics for charging, battery, audio, microphone, Bluetooth, case and housing. Belgrade and Serbia-wide shipping.
Common symptoms
QCY
Repair feasibility, part availability and final cost are confirmed after diagnostics. Factory moisture resistance cannot be guaranteed after opening.
Drivers, microphones, buttons and sensors
Bluetooth, USB receiver, connectors and board
Models and series
Series QCY
T / HT series
TWS · T13 / T20 / T27 / HT05 / HT07 / HT10
H series
Over-ear · H2 / H3 / H4
Headphone problems
Find help by the exact symptom
The same symptom can have different causes. We inspect the device before recommending a repair.
Headphones will not turn on or keep shutting off→Headphones will not charge→Charging case will not charge the earbuds→One earbud or headphone side does not work→No sound in headphones→Headphones sound unusually quiet→Crackling, noise, distortion or intermittent audio→Headphone microphone does not work→Headphones will not connect over Bluetooth→Bluetooth connection keeps dropping→TWS earbuds will not sync with each other→Headphones battery drains quickly→Headphones work only while charging→Touch controls or wear detection do not work→ANC or transparency mode does not work→Headphone cable, plug or connector is damaged→Headphone buttons do not work→Headphone repair after water, sweat or moisture→Headphones stopped working after a drop→Headband, hinge or earcup mount is broken→One earbud does not charge in its case→Headphone microphone is noisy or muffled→Gaming headset does not work through its USB dongle→USB-C or Lightning headphone port does not work→Left or right channel on wired headphones is dead→Wireless headphones work only when wired→Phone or computer cannot find the headphones→Headphone transparency mode is malfunctioning→Earbuds keep falling out or fit poorly→
Devices accepted from anywhere in Serbia
Repair feasibility, part availability and final cost are confirmed after diagnostics. Factory moisture resistance cannot be guaranteed after opening.
Request diagnostics