QCY H3 Pro Bluetooth Noise Cancelling Headphone

User Manual

For more languages, please visit https://www.qcy.com/pages/support-center

App Download

Use your mobile browser to scan the QR code and download the QCY app to experience custom touch control, EQ settings, firmware updates, and more.

Illustration showing a smartphone with a QR code displayed on its screen, and a separate QR code graphic. The text indicates to scan the QR code with a mobile browser to download the QCY app for custom touch control, EQ settings, firmware updates, and more.

Pairing

Power on headset and it will auto turn connectable. On phone, search "QCY H3 Pro" and tap to connect. It will auto reconnect to the last device in connectivity record, if any. If you need to make it turn connectable again, power it off and press and hold MFB [Multi-Function Button] for 4 seconds.

Illustration of the QCY H3 Pro headphones. A power icon with '2s' indicates 'Power On' by holding the MFB for 2 seconds. A power icon with '4s' indicates 'Power Off' by holding the MFB for 4 seconds. An LED indicator is shown turning white for 1 second after power on. A Bluetooth link icon connects the headphones to a smartphone displaying 'QCY H3 Pro' and a connection status.

Multipoint Connection

Connect headset to Device A then turn off its Bluetooth. The headset will auto turn connectable (LED blinks red and white). On Device B, search QCY H3 Pro and tap to connect. Once again turn on Bluetooth on Device A and connect it to the headset.

Diagram illustrating multipoint connection. It shows 'QCY H3 Pro' connected to 'Device A' (with Bluetooth ON) and simultaneously to 'Device B' (with Bluetooth ON), indicated by wireless signal icons.

Factory Reset

Power on headset, press and hold both volume + and - buttons for 10 seconds or until the LED blinks red 3 times to reset it to factory settings. It will then auto turn connectable.

Illustration of the QCY H3 Pro headphones. The volume '+' and '-' buttons are highlighted. An LED indicator is shown blinking red 3 times, with text indicating 'Press and hold for 10s'.

Controls

Power On/Off

Power On: Hold MFB [Multi-Function Button] for 2s.

Power Off: Hold MFB [Multi-Function Button] for 4s.

Illustration of the QCY H3 Pro headphones showing the MFB button. Text indicates holding the MFB for 2s for Power On and 4s for Power Off.

Answer the Call

Answer/End Call: Click MFB [Multi-Function Button] once.

Reject Call: Hold MFB [Multi-Function Button] for 2s.

Illustration of the QCY H3 Pro headphones showing the MFB button. Text indicates clicking the MFB once to Answer/End Call and holding it for 2s to Reject Call.

Playing Music

Play/Pause: Click MFB [Multi-Function Button] once.

Next Track: Long press Volume + for 1s.

Volume Up: Click Volume + once.

Previous Track: Long press Volume - for 1s.

Volume Down: Click Volume - once.

Illustration of the QCY H3 Pro headphones showing the MFB, Volume +, and Volume - buttons. Text describes actions for Play/Pause, Next Track, Volume Up, Previous Track, and Volume Down.

Low-Latency Mode + Voice Assistant

Low-latency mode: Click MFB [Multi-Function Button] twice.

Voice Assistant: Click MFB [Multi-Function Button] thrice.

Illustration of the QCY H3 Pro headphones showing the MFB button. Text indicates double-clicking for Low-latency mode and triple-clicking for Voice Assistant.

ANC-ON/OFF/TRANSPARENCY

Click ANC button once for ANC ON/OFF/Transparency.

*In ANC on, click twice ANC button to turn on/off ANC adaptive.

Illustration of the QCY H3 Pro headphones showing the ANC button. Text indicates single-click for ANC ON/OFF/Transparency and double-click (when ANC is on) for adaptive ANC.

Indicator Behavior

During charging: Red light stays on.

100% Charged: White light stays on.

Illustration of the QCY H3 Pro headphones showing charging status. A red circle indicates 'During charging', and a white circle with '100%' indicates 'Fully charged'.

Troubleshooting

Q: Why can't headphone pair with my mobile phone?
A: Please check if your headphone is in pairing mode or re-connection mode. Check if the Bluetooth search function of your Bluetooth device is turned on. If all done, then go to the Bluetooth menu of your Bluetooth device, delete/ignore the earphone Bluetooth pairing name. After that, you can try to reconnect Bluetooth according to the above steps.
Q: Why is the connection not stable and cuts out intermittently?
A: Please check if there are any metal materials or obstacles within a relatively close range or your surroundings that might be interfering with the Bluetooth connection. This may happen because Bluetooth is a radio technology which is sensitive to objects between the headphone and other devices.
Q: Can I replace the battery in the headphone?
A: No, you cannot. The headphone uses a built-in, non-detachable Li-Polymer battery that cannot be replaced.
Q: Why do I experience a delay in video watching or game playing?
A: Affected by factors such as environment, network, and mobile phone codec, there will be varying degrees of delay when the mobile phone transmits audio data to the headphone.
Q: Why can't my headphone turn on?
A: Please recharge it and make sure it has enough battery power. If it is fully charged and still nothing happens, or if you are not able to charge the unit, please contact customer support for warranty cover.

Warranty Information

Warranty Period

QCY products come with a 12-month warranty period from the date of delivery.

How to Solve My Problem

Online purchase: When applying for after-sales service, please give priority to contacting the customer service of the purchase channel/platform. The service support of QCY will provide technical support services and solutions to process your after-sales questions.

Offline purchase: Please contact the store/distributor or agent directly to assist with your after-sale question.

Valid proof of purchase to claim warranty

Products purchased from online: Please provide with order number or information that clearly shows the sales channel, product details, price, and sales date.

Products purchased from non-official channels: Please provide with sales store information, order number, or product information evidence confirmed by the QCY service team.

Not Covered under Warranty

The manufacturer's warranty is void under the following circumstances, but not limited to:

  • Lost, stolen, or free products.
  • Items that have expired their warranty period.
  • Products without sufficient proof of purchase.
  • Improper or inadequate maintenance or modification.
  • Accident, misuse, abuse, contamination, or other external causes.
  • The use of unspecified adapter and accessories.
  • Malfunctions or damages resulting from natural disasters, earthquakes, lightning, abnormal voltage, or environmental factors.
  • Damages that occur as a result of one's failure to follow the instructions.

Safety Instructions

  1. Please carefully read and retain this user manual before using the product.
  2. If the product is not used for an extended period (more than 2 weeks), please recharge it.
  3. You must choose a charger produced by a legitimate manufacturer and certified by the national safety authority.
  4. If your phone cannot detect the Bluetooth earbuds, either re-enter pairing mode or perform a factory reset on the Bluetooth earbuds. If there is a phone program error, close and reopen Bluetooth on the phone or restart the phone.
  5. Do not disassemble or modify the battery, insert foreign objects, expose it to high temperatures, or immerse it in water or other liquids to prevent battery leakage, overheating, ignition, or explosion. Battery replacement should only be done by the manufacturer.
  6. Do not drop, crush, or puncture the battery. Prevent external pressure that may lead to internal short circuits and overheating.
  7. Do not dismantle or modify the earbuds for any reason, as it may result in fire, electronic breakdown, or permanent damage to the product.
  8. Do not expose the product to extremely low or high temperatures (below 0°C or above 45°C).
  9. Do not point the product indicator light near the eyes of children or animals.
  10. Do not use the product during thunderstorms, as it may cause abnormal operation and increase the risk of electric shock.
  11. Do not use oil or other volatile liquids to clean the product.
  12. Please do not use this device for long periods of time and at high volume, as there is a risk of hearing damage.

⚠️WARNING! Prolonged exposure to loud noise can cause temporary or permanent hearing damage or hearing loss. As a consequence, avoid listening for long periods at high volume and keep the volume at an appropriate setting.

Notice

This marking indicates that this product should not be disposed of with other household wastes throughout the EU. To prevent possible harm to the environment or human health from uncontrolled waste disposal, recycle it responsibly to promote the sustainable reuse of material resources. To return your used device, please use the return and collection systems or contact the retailer where the product was purchased. They can take this product for environmental safe recycling.

The power delivered by the charger must be between min 2 Watts (required by the radio equipment) and max 5 Watts in order to achieve the maximum charging speed.

Wireless frequency: 2.402~2.480GHz

RF power of transmission: <4dBm

Illustration of a charger adapter with '2-5 W' printed on it.

Manufacturer: Dongguan Hele Electronics Co., Ltd

Address: Room 101, Block 1, No.38, Daojiao Daohou Road, Daojiao Town, Dongguan City, Guangdong Province, China

E-mail: support@qcy.com

Website: www.qcy.com

FCC ID: RDR-BH24H3B

Models: H3_Pro_80x128mm-20250819, H3 Pro 80x128mm-20250814, QCY H3 Pro Bluetooth Noise Cancelling Headphone, QCY H3 Pro, Bluetooth Noise Cancelling Headphone, Noise Cancelling Headphone, Cancelling Headphone

File Info : application/pdf, 22 Pages, 3.57MB

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H3 Pro 80x128mm-20250819

References

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