1. Ynlieding
Thank you for choosing the QCY Crossky C30S Open Ear Earbuds. These earbuds are designed to provide a comfortable listening experience while keeping you aware of your surroundings. Featuring advanced audio technology, a secure fit, and long battery life, they are suitable for various activities from daily commutes to sports.
This manual provides detailed instructions on how to set up, operate, and maintain your earbuds to ensure optimal performance and longevity.
2. Wat sit der yn 'e doaze
Kontrolearje asjebleaft de ynhâld fan it pakket om der wis fan te wêzen dat alle items oanwêzich binne:
- Earbuds x 1 pair
- Oplaadkoffer x 1
- USB-C oplaadkabel x 1
- User Manual x 1 set

Image: Package contents of the QCY Crossky C30S earbuds.
3. Produkt Overview
The QCY Crossky C30S earbuds feature an open-ear clip design for comfort and situational awareness. Each earbud is ultra-lightweight, weighing less than 5g, and incorporates a nickel-titanium alloy frame for an adaptive fit.

Image: Internal structure of the earbud, showing the 10.8mm dual-magnet driver.
Key komponinten:
- Speaker/Audio Output: Levert lûd.
- Oplaadkontakten: Foar it opladen fan de earbuds yn it hoeske.
- Touch Control Area: Foar it behearen fan it ôfspyljen, oproppen en stimassistint.
- Mikrofoan: Foar oproppen en stimkommando's.
- LED-yndikator: Shows status (pairing, charging, battery).

Ofbylding: Detaillearre view of an earbud, highlighting the speaker and charging contacts.
4. Opsette
4.1 De earbuds en it hoeske oplade
Before first use, fully charge the earbuds and charging case. Place the earbuds into the charging case. Connect the USB-C charging cable to the charging case and a power source. The LED indicator on the case will show charging status.
- Single Use Playtime: Oant 6 oeren.
- Totale spieltiid (mei oplaadkoffer): Oant 40 oeren.
- Snel opladen: In oplaadtiid fan 10 minuten jout sawat 1 oere ôfspieltiid.

Image: Charging and battery life overview.
4.2 Koppelje mei jo apparaat
- Soargje derfoar dat de earplugs opladen binne en yn it oplaaddoaske sitte.
- Open the charging case. The earbuds will automatically enter pairing mode (LED indicators will flash).
- Skeakelje Bluetooth yn op jo apparaat (smartphone, tablet, ensfh.).
- Sykje nei "QCY Crossky C30S" in the list of available Bluetooth devices and select it to connect.
- Once connected, the LED indicators on the earbuds will turn off or show a steady light, depending on the model.
Dûbele ferbining: The Crossky C30S supports connecting to two devices simultaneously. After pairing with the first device, disable Bluetooth on that device, then pair with the second device. Re-enable Bluetooth on the first device, and the earbuds should connect to both.
5. Draachynstruksjes
For optimal sound and comfort, ensure the earbuds are worn correctly. The open-ear clip design allows sound to be transmitted without blocking your ear canal.
- Identifisearje de lofter (L) en rjochter (R) earplugs.
- Gently clip each earbud onto the thinnest point of your ear's outer edge.
- Adjust the earbud until it feels secure and comfortable, with the speaker positioned towards your ear canal for clear audio.

Image: Guide on how to wear the earbuds.

Ofbylding: Example of secure fit while wearing the earbuds.
6. Bedriuwsinstruksjes
6.1 Touchkontrôles
The earbuds feature intuitive touch controls on their outer surface. The specific functions can be customized via the QCY app.
| Aksje | Funksje |
|---|---|
| Dûbeltik L/R | Spylje / Pause muzyk |
| Long press L (1.5s) | Foarige spoar |
| Long press R (1.5s) | Folgjende spoar |
| Double-tap L/R during call | Antwurdzje / einigje oprop |
| Long press L/R (1.5s) during call | Oprop ôfwize |
| Triple-tap L/R | Aktivearje Voice Assistant |

Ofbylding: Oerview fan oanraakkontrôles foar earbuds.
6.2 Opropbehear
The earbuds are equipped with a Wind-Blocking structure and AI-powered microphone to ensure clear call quality, even in noisy environments.

Image: Features for clear call quality.
6.3 Audio Features
- Hi-Res Audio & LDAC: Enjoy studio-grade sound with 10.8mm dual-magnet drivers and support for 96kHz/24bit lossless music.
- 360° Spatial Sound: Experience immersive, theater-grade surround sound for movies, games, and music.
- Directional Audio 3.0: Sound is transmitted precisely into your ear canal, minimizing sound leakage by 99.5% for private listening.

Image: 360° Spatial Sound feature.

Image: Directional Audio technology to minimize sound leakage.
7. QCY App Control
Enhance your listening experience by downloading the official QCY app. The app allows you to:
- EQ-ynstellingen oanpasse.
- Oanpaste oanraakkontrôles.
- Tagong ta ekstra funksjes en firmware-updates.

Image: QCY App for customization.
8. Underhâld
8.1 Cleaning
Meitsje jo oordopjes en oplaaddoaze regelmjittich skjin om optimale prestaasjes en hygiëne te behâlden.
- Brûk in sêfte, droege, pluisfrije doek om de oordopjes en it oplaadhoeske ôf te feegjen.
- Foar koppich smoargens, in bytsje dampMeitsje de doek net wiet mei wetter. Brûk gjin skealike gemikaliën of abrasive materialen.
- Soargje derfoar dat de oplaadkontakten skjin en droech binne foardat jo de earbuds yn it hoeske pleatse.
8.2 Wetter Resistance
The earbuds are IPX5 waterproof, meaning they can withstand sweat, light rain, and splashes. They are not designed for submersion in water.
- Draach de oordopjes net by it swimmen of dûsjen.
- As de oordopjes wiet wurde, feegje se dan droech foardat jo se werom yn 'e oplaaddoaze dogge.

Image: IPX5 Water-Resistant feature.
8.3 Opslach
As se net yn gebrûk binne, bewarje de earplugs dan yn har oplaaddoaze om se te beskermjen en opladen te hâlden.
9. Probleemoplossing
If you encounter issues with your QCY Crossky C30S earbuds, refer to the following common solutions:
- Earbuds net keppele: Soargje derfoar dat de earplugs opladen binne. Doch se werom yn it hoeske, doch se ticht en iepenje se dan wer om de koppelingsmodus opnij yn te skeakeljen. Kontrolearje de Bluetooth-ynstellingen fan jo apparaat en besykje opnij te ferbinen.
- Mar ien earbud wurket: Place both earbuds back in the charging case, close the lid, then open it again. This often re-syncs them. If the issue persists, try resetting the earbuds (refer to the QCY app or manufacturer's webside foar spesifike ynstruksjes foar weromsette).
- Slechte lûdskwaliteit: Ensure the earbuds are worn correctly and securely. Check for any obstructions on the speaker grilles. Ensure your device is within the Bluetooth range (10 meters) and there are no significant interferences.
- Earbuds laadje net op: Verify the charging cable is securely connected to both the case and the power source. Ensure the charging contacts on both the earbuds and the case are clean and free of debris.
- Touchkontrôles reagearje net: Ensure your fingers are clean and dry. Try restarting the earbuds by placing them in the case and taking them out. If customization was done via the app, check app settings.
For further assistance, please contact QCY customer support.
10. Spesifikaasjes
| Eigenskip | Spesifikaasje |
|---|---|
| Model Namme | Crossky C30S |
| Item Model Number | BH24QT33A |
| Konnektivität Technology | Wireless (Bluetooth) |
| Bluetooth Ferzje | 6.0 |
| Bluetooth berik | 10m |
| Audio Driver Grutte | 10.8 millimeter |
| Audio Driver Type | Dynamic Driver |
| Special Features | LDAC Hi-Res Audio, Directional Audio 3.0 |
| Noise Control | Passive Noise Cancellation |
| Control Type | Oanrekkingskontrôle, app |
| Batterijlibben (ienmalich gebrûk) | 6 oeren |
| Totale spieltiid (mei koffer) | 40 oeren |
| Charging Time (10 min) | 1 Hour Playback |
| Wetter Resistance Level | IPX5 Waterproof |
| Earpiece Foarm | Earhook (Open Ear) |
| Kompatibele apparaten | iOS / Android |
| Item Gewicht | 1 gram (per earbud) |
| Materiaal | Plastic, Silicone |
11. Garânsje en stipe
QCY products are covered by a limited warranty. For detailed warranty information, product registration, or technical support, please visit the official QCY webside of nim direkt kontakt op mei har klanttsjinst.
Bewarje asjebleaft jo oankeapbewiis foar garânsjeclaims.





