1. Okwu mmalite
This manual provides comprehensive instructions for the safe and effective use of your HAYLOU S40 Noise Cancelling Headphones. Please read this manual thoroughly before using the product and retain it for future reference.
2. Ozi nchekwa
- Ewepụla ekweisi na oke okpomọkụ, iru mmiri, ma ọ bụ gburugburu na-emebi emebi.
- Zere idobe ma ọ bụ idobe ekweisi na mmetụta siri ike.
- Do not disassemble or modify the headphones. This may void the warranty and cause damage.
- Debe ekweisi n'ebe ụmụaka na anụ ụlọ nọ.
- Use only the provided charging cable. Do not use the headphones while charging.
- Ịge ntị ogologo oge n'ogo dị elu nwere ike imebi ihe ntị. Gbanwee olu ka ọ bụrụ ọkwa dị mma.
3. Ihe ngwugwu
Chọpụta na ihe niile dị na ngwugwu gị:
- HAYLOU S40 Noise Cancelling Bluetooth Headphones
- Type-C 2-in-1 Cable (Charging & Audio)
- Igwe okwu enwere ike iwepu
- Akwụkwọ ntuziaka (akwụkwọ a)
4. Ngwaahịa gafereview
Familiarize yourself with the components of your HAYLOU S40 headphones.

Foto nke 4.1: HAYLOU S40 Noise Cancelling Headphones with the detachable microphone attached.
The headphones feature soft protein leather earcups for comfort, an adjustable headband, and foldable design for portability.

Foto nke 4.2: The HAYLOU S40 headphones demonstrating their foldable design, soft earcups, and adjustable headband for comfortable wear and easy storage.
Njikwa na ọdụ ụgbọ mmiri:

Foto nke 4.3: Detailed diagram illustrating the location and function of buttons and touch controls on the HAYLOU S40 headphones.
- Bọtịnụ ike: For power on/off and pairing mode.
- Bọtịnụ olu (+/-): Adjust volume, next/previous track.
- Bọtịnụ ANC: Gbasaa site na ụdị Mkpọtụ Na-arụ Ọrụ.
- Mpaghara njikwa aka: For quick conversation mode, answer/reject calls, play/pause music.
- Ọdụ USB-C: For charging and wired audio connection.
- Port igwe okwu: For attaching the detachable microphone.
5. Nhazi
5.1 Ịchaji ekweisi
Before first use, fully charge the headphones. Connect the provided Type-C cable to the headphone's USB-C port and a power source (e.g., computer USB port or wall adapter).
- Oge nchaji: Ihe dị ka awa 2.5 maka ụgwọ zuru ezu.
- Nchaji ngwa ngwa: Nkeji ise nke ịchaji na-enye ihe dị ka awa atọ nke egwu.
- Ihe ngosi: The LED indicator will show charging status. Refer to the LED indicator section for details.
Note: Do not use the headphones while charging.

Foto nke 5.1: Visual representation of the HAYLOU S40's battery life, indicating 90 hours with ANC off, 60 hours with ANC on, and 10 minutes of quick charging for 5 hours of playback.
5.2 Gbanyụọ ma ọ bụ gbanyụọ
- Ike Na: Ogologo pịa bọtịnụ Ike maka 2 sekọnd.
- Gbanyụọ: Ogologo pịa bọtịnụ Ike maka 2 sekọnd.
5.3 Njikọ Bluetooth
- Gbaa mbọ hụ na agbanyụrụ ekweisi.
- Hold down the Power button for 5 seconds until the LED indicator flashes blue and red, indicating pairing mode.
- Na ngwaọrụ gị (smartphone, tabletị, kọmpụta), mee ka Bluetooth nwee ike wee chọọ ngwaọrụ dị.
- Select "HAYLOU S40" from the list of devices.
- Ozugbo ejikọrọ, ihe ngosi LED ga-atụgharị na-acha anụnụ anụnụ.
5.4 Connecting to the Haylou Sound App
For advanced features and customization, download the "Haylou Sound" app from your device's app store.
- Download and install the "Haylou Sound" app.
- Ensure your HAYLOU S40 headphones are powered on and connected via Bluetooth to your device.
- Open the Haylou Sound app. The app should automatically detect and prompt you to connect to your S40 headphones.
- Soro ntuziaka na ihuenyo ka ịmechaa njikọ ahụ.

Foto nke 5.2: A smartphone screen displaying the Haylou Sound app interface, showing a prompt to connect to the Haylou S40 headphones.
The app allows for noise canceling depth controls, preset sound profiles, device renaming, and game mode activation.
5.5 Multipoint Njikọ
The HAYLOU S40 supports connecting to two devices simultaneously, allowing seamless switching between them.
- Connect the headphones to the first device via Bluetooth as described in section 5.3.
- Disconnect the headphones from the first device (do not unpair).
- Put the headphones back into pairing mode and connect to the second device.
- Reconnect the headphones to the first device from its Bluetooth settings. The headphones should now be connected to both devices.

Foto nke 5.3: The HAYLOU S40 headphones demonstrating multipoint connection, simultaneously linked to a smartphone and a tablet, enabling seamless audio switching.
6. Ntuziaka ọrụ
6.1 Njikwa ntọala
| Ọrụ | Omume |
|---|---|
| Gbanyụọ/ Gbanyụọ | Long press Power button for 2s |
| Mmakọ Mmakọ | Hold Power button for 5s (when device is off) |
| Elu elu | Click "+" button |
| Mpịakọta ọnụ | Click "-" button |
| Track na-esote | Press and hold "+" button |
| Egwu gara aga | Press and hold "-" button |
| ANC On/Off/Mode Cycle | Pịa bọtịnụ ANC |
| Quick Conversation Mode | Press and hold touch control area (release to turn off) |
| Zaa/Kwuo oku | Double click touch control area |
| Jụ oku | Press and hold touch control area for 1s |
| Kpọọ/kwụsịtụ egwu | Double click touch control area |
6.2 Active Noise Cancellation (ANC) Modes
The HAYLOU S40 features 50dB Hybrid ANC with multiple modes. Press the ANC button to cycle through the available modes:
- Deep ANC: Effectively blocks over 95% of noise, ideal for very noisy environments like airplanes or subways.
- Moderate ANC: Preserves some ambient sounds while reducing noise, suitable for offices or cafes.
- ANC na-agbanwe agbanwe: Intelligently adjusts noise reduction based on your surroundings.
- Ụdị nghọta: Allows you to hear your surroundings clearly without removing the headphones, useful for conversations or announcements.
- ANC kwụsịrị: Disables active noise cancellation.

Foto nke 6.1: An illustration depicting the 50dB Hybrid Active Noise Cancellation feature of the HAYLOU S40 headphones, showing how it reduces up to 95% of ambient noise.

Foto nke 6.2: A collage illustrating the four distinct Active Noise Cancellation modes: Deep ANC for maximum noise blocking, Moderate ANC for balanced noise reduction, Adaptive ANC for intelligent adjustment, and Transparency Mode for hearing surroundings.
6.3 LDAC Hi-Res Audio Activation
The HAYLOU S40 supports LDAC for Hi-Res Wireless Audio. To enable LDAC, you must activate it within the Haylou Sound App.
- Ensure your headphones are connected to the Haylou Sound App (refer to section 5.4).
- Navigate to the audio settings within the app.
- Locate and enable the LDAC option.
Note: Disabling LDAC is recommended during Game Mode to avoid latency issues.

Foto nke 6.3: Ihe gbawara view of the HAYLOU S40's 40mm+20mm dual driver system, highlighting its Hi-Res Audio and LDAC compatibility for lossless sound reproduction.
6.4 Detachable Microphone Usage
The HAYLOU S40 includes a detachable microphone for enhanced call clarity. Simply plug the microphone into the designated port on the headphones.
The headphones utilize five built-in microphones and the detachable microphone, combined with AI algorithms, to isolate your voice and suppress background noise during calls.

Foto nke 6.4: The HAYLOU S40 headphones with the detachable microphone attached, illustrating its use for clear communication, particularly during gaming or calls.
6.5 Audio gbasara oghere
Experience immersive audio with 360° Surround Spatial Audio and Head Tracking. This feature can be configured via the Haylou Sound App.

Foto nke 6.5: A woman wearing the HAYLOU S40 headphones, depicted experiencing 360° surround spatial audio with head tracking for an immersive listening experience.
7. Nlekọta
- Nhicha: Jiri akwa dị nro dị nro hichaa ekweisi. Ejila kemịkalụ siri ike ma ọ bụ ihe abrasive.
- Nchekwa: Mgbe ejighị ya, chekwaa ekweisi n'ebe dị jụụ, kpọrọ nkụ, pụọ na ìhè anyanwụ kpọmkwem na oke okpomọkụ. Nhazi a na-agbanwe agbanwe na-enye ohere maka nchekwa kọmpat.
- Nlekọta batrị: Ka ịgbatị ndụ batrị ogologo, zere ịchaji ekweisi ugboro ugboro. Na-ana ha ebubo mgbe niile, ọbụlagodi na ọ bụghị iji ya mgbe niile.
8. Nchọpụta nsogbu
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Igwe ekweisi anaghị agba ọkụ. | Batrị dị ala. | Chajie ekweisi nke ọma. |
| Enweghị ike ijikọ site na Bluetooth. | Headphones not in pairing mode; Bluetooth off on device; interference. | Ensure headphones are in pairing mode (flashing blue/red LED). Turn Bluetooth on your device. Move closer to the device. Restart both devices. |
| Enweghị ụda ma ọ bụ obere olu. | Olu dị oke ala; ekweisi anaghị ejikọ; mmepụta ọdịyo na-ezighi ezi. | Adjust volume on headphones and device. Reconnect Bluetooth. Check device's audio output settings. |
| ANC anaghị arụ ọrụ nke ọma. | Incorrect ANC mode; poor seal. | Cycle through ANC modes. Ensure earcups form a good seal around your ears. |
| Igwe okwu anaghị arụ ọrụ. | Detachable microphone not properly connected; device microphone settings. | Ensure the detachable microphone is securely plugged in. Check your device's microphone input settings. |
| LDAC audio quality issues or latency. | LDAC enabled during Game Mode; environmental interference. | Disable LDAC in the Haylou Sound App if using Game Mode. Reduce distance to device or move away from interference sources. |
9. Nkọwapụta
| Njirimara | Nkọwa |
|---|---|
| Aha Nlereanya | HAYLOU S40 |
| Njikwa mkpọtụ | Adaptive Noise Cancellation (50dB Hybrid ANC) |
| Ụdị ọkwọ ụgbọ ala ọdịyo | Dynamic Driver (40mm + 20mm) |
| Nkwado ọdịyo Hi-Res | Yes (LDAC compatible) |
| Ụdị Bluetooth | 6.0 |
| Teknụzụ Njikọta | Wired (USB-C), Wireless (Bluetooth) |
| Ndụ Batrị (ANC gbanyụrụ) | Ruo awa iri abụọ |
| Ndụ Batrị (ANC Gbanyere) | Ruo awa iri abụọ |
| Oge Nchaji | Ihe ruru. awa 2.5 |
| Igwe okwu | 5 built-in + 1 detachable (AI algorithms for calls) |
| Multipoint Njikọ | Yes (connects to two devices simultaneously) |
| Ihe onwunwe | ABS, Faux Leather, PC |
| Ibu | 0.35 Kilogram (12.3 ounces) |
| Akụkụ | 6.81 x 3.26 x 7.68 sentimita asatọ |
10. Akwụkwọ ikike na nkwado
HAYLOU products are covered by a limited warranty. For detailed warranty information, please refer to the warranty card included in your package or visit the official HAYLOU websaịtị.
For technical support, troubleshooting assistance, or to inquire about replacement parts, please contact HAYLOU customer service through their official channels. You can often find support contact information on the HAYLOU website or within the Haylou Sound App.
Akụrụngwa dị n'ịntanetị:
- Official HAYLOU Websaịtị: www.haylou.com
- Haylou Sound App: Available on iOS App Store and Google Play Store.





