1. Introduction
The OPPO Enco Air4 Pro are advanced wireless earbuds designed to deliver a superior audio experience with powerful active noise cancellation and extended battery life. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal use of your device.
Image 1.1: OPPO Enco Air4 Pro Wireless Earbuds and Charging Case. The image displays the black earbuds resting inside their matching black charging case, showcasing the sleek design of the product.
2. Package Contents
Verify that all items are present in your product package:
- OPPO Enco Air4 Pro Wireless Earbuds (Left and Right)
- Charging Case
- USB Charging Cable
- Eartips (Multiple sizes for optimal fit)
- User Manual (This document)
Image 2.1: Contents of the OPPO Enco Air4 Pro package. This image shows the two black earbuds, the charging case, and a white USB charging cable, illustrating all components included with the product.
3. Product Overview and Key Features
The OPPO Enco Air4 Pro integrates several advanced technologies for an enhanced audio experience:
- Ultra-Wide Frequency Active Noise Cancellation: Up to 49dB noise reduction, effectively canceling up to 99.6% of background noise across a wide frequency range.
- Triple Microphone System: Ensures clear call quality by identifying your voice and blocking ambient noise.
- Extended Playtime: Up to 44 hours of total playback with the charging case.
- IP55 Water and Dust Resistance: Provides protection against sweat and light splashes, suitable for workouts and outdoor use.
- Google Fast Pair: Enables quick and seamless pairing with compatible Android devices.
- Bluetooth 5.4: For stable and efficient wireless connectivity.
- LHDC 5.0: High-resolution audio codec for superior sound quality.
Image 3.1: Infographic detailing key features of the OPPO Enco Air4 Pro. This visual summary highlights features such as the 12.4mm transducer, IP55 water and dust protection, Google Fast Pair, triple microphone for clear calls, ultra-wide frequency active noise cancellation, Bluetooth 5.4, LHDC 5.0 high-resolution audio, and up to 44 hours of playback.
4. Setup
4.1 Initial Charging
Before first use, fully charge the earbuds and the charging case. Connect the USB charging cable to the charging port on the case and a power source. The indicator light on the case will show charging status.
4.2 Pairing with a Device
- Ensure the earbuds are in the charging case and the case lid is open.
- Activate Bluetooth on your smartphone or device.
- For Android devices, if Google Fast Pair is enabled, a pop-up notification will appear for quick pairing. Follow the on-screen instructions.
- For other devices or manual pairing, search for "OPPO Enco Air4 Pro" in your device's Bluetooth settings and select it to connect.
- Once paired, the earbuds will automatically connect to the last paired device when taken out of the case.
4.3 Fitting the Earbuds
Select the appropriate eartip size for a secure and comfortable fit. A good seal is crucial for optimal sound quality and noise cancellation performance.
Image 4.1: Front view of the OPPO Enco Air4 Pro earbuds. This image highlights the ergonomic design and the eartips, which are essential for a proper fit and seal in the ear canal.
5. Operating Instructions
5.1 Touch Controls
The earbuds feature touch controls for various functions. Specific gestures can be customized via the HeyMelody app (if available for your region/device).
- Single Tap: Play/Pause music, Answer/End call.
- Double Tap: Next track, Decline call.
- Triple Tap: Previous track (may vary by customization).
- Press and Hold: Switch between Noise Cancellation modes (ANC On, Transparency, ANC Off), Activate voice assistant.
5.2 Music Playback
Once connected, audio from your device will play through the earbuds. Use the touch controls to manage playback.
5.3 Call Management
When a call comes in, use the touch controls to answer or decline. The triple microphone system ensures clear communication.
6. Active Noise Cancellation (ANC)
The OPPO Enco Air4 Pro features an advanced active noise cancellation system:
- Noise Reduction: Up to 49dB, effectively reducing a wide range of environmental sounds.
- Intelligent Scene Noise Cancelling: Automatically adjusts noise cancellation levels based on your environment. Manual modes include:
- Max (49dB): Ideal for noisy environments like subways, airplanes, and train stations.
- Moderate (25dB): Suitable for streets, shopping malls, and other moderately noisy areas.
- Slight (15dB): For quieter settings such as home or office.
- Dual Wind Noise Control: An algorithm suppresses wind noise up to 20km/h, ensuring clear calls even in windy conditions.
7. Transparency Mode
Transparency Mode allows you to hear your surroundings without removing the earbuds. This is useful for conversations or when you need to be aware of your environment.
To activate Transparency Mode, use the press and hold gesture on the earbud (refer to touch controls section for specific actions).
8. Battery and Charging
- Total Playtime: Up to 44 hours with the charging case.
- Quick Charge: A 10-minute charge provides up to 4 hours of playtime.
- Charging the Case: Use the provided USB-C cable to connect the charging case to a power source. The indicator light will show charging status.
- Charging the Earbuds: Place the earbuds into the charging case. They will charge automatically.
9. Water and Dust Resistance
The OPPO Enco Air4 Pro earbuds are rated IP55 for water and dust resistance. This means they are protected against limited dust ingress and low-pressure water jets from any direction. They are suitable for exercise and light rain but should not be submerged in water.
Note: The charging case is not IP55 rated. Avoid exposing the charging case to water or excessive dust.
10. Maintenance
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Remove eartips and clean them with water and mild soap if necessary, ensuring they are completely dry before reattaching.
- Avoid using abrasive materials or harsh chemicals for cleaning.
- Store the earbuds in their charging case when not in use to protect them and keep them charged.
11. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Earbuds not pairing | Ensure earbuds are charged. Place them in the case, open the lid, and try re-pairing. Check your device's Bluetooth settings. |
| No sound from one earbud | Check battery level of both earbuds. Try placing both earbuds back in the case and taking them out again. Re-pair if necessary. |
| Poor sound quality | Ensure eartips provide a good seal. Clean any debris from the earbud nozzles. Move closer to your connected device to avoid interference. |
| Charging issues | Verify the charging cable and power adapter are working. Ensure charging contacts on earbuds and case are clean. |
| Active Noise Cancellation not effective | Ensure a proper fit with the correct eartip size. Check that ANC is enabled and set to the appropriate mode. |
12. Specifications
| Feature | Detail |
|---|---|
| Model Name | Enco Air4 Pro |
| Model Number | ETEA1 |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Noise Control | Active Noise Cancellation (up to 49dB) |
| Microphone System | Triple Microphone System |
| Playtime (with case) | Up to 44 hours |
| Water Resistance Level | IP55 (Earbuds only) |
| Control Method | Touch Control |
| Item Weight (each earbud) | 4.5 Grams |
| Audio Driver Type | Dynamic Driver |
| Compatible Devices | Smartphones, Tablets, Laptops, Desktop computers, Audio interfaces, Mixers, Voice recorders, Portable music players |
13. Warranty and Support
The OPPO Enco Air4 Pro comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and issues under normal use conditions.
For warranty claims, technical support, or service inquiries, please contact your authorized OPPO distributor or visit the official OPPO support website. Keep your proof of purchase for warranty validation.
Note: The warranty may be voided by unauthorized repairs, misuse, or accidental damage.
