1. Introduction
Thank you for choosing the AideeMaster YYK-520 Wireless Headset. This ear-mounted Bluetooth V5.3 headset is designed for business and personal use, offering hands-free calling, active noise reduction, and a comfortable fit. This manual provides detailed instructions on how to set up, operate, and maintain your device to ensure optimal performance.
Package Contents
The package contents may vary slightly depending on the selected style (Type A or Type B).
Type A (With Charging Box)
- 1 x Bluetooth Headset
- 1 x User Manual
- 2 x Ear Caps (additional sizes)
- 1 x Charging Box
- 1 x Type-C Cable
Type B (No Charging Box)
- 1 x Bluetooth Headset
- 1 x User Manual
- 2 x Ear Caps (additional sizes)
- 1 x Type-C Cable
2. Product Overview
The AideeMaster YYK-520 headset features an ergonomic design for comfortable wear, a rotatable microphone, and an extendable earhook to fit various ear shapes. It integrates advanced Bluetooth 5.3 technology for stable connections and CVC8.0 noise reduction for clear audio.
Figure 2.1: Headset Components and Adjustable Features
Figure 2.2: Internal Structure of the Earbud
Key Features:
- Comfortable Wear: Ergonomic ear hook design to reduce pain and fatigue.
- Wide Compatibility: Works with iOS, Android, iPad, laptops, and other Bluetooth-enabled devices.
- Active Noise Reduction: CVC8.0 technology isolates external noise for clear sound.
- Digital Display: Conveniently track battery life and other information (on charging case for Type A).
- Volume Control: Easily adjust audio levels.
- Long Battery Life: Up to 12 hours talk time, 180 hours standby (headset), and 48 hours working time with charging box (Type A).
- Multi-function Button (MFB): Control music playback, answer/hang up/reject calls, mute calls, and activate voice assistants.
- Dual Device Connection: Connect to two Bluetooth devices simultaneously.
3. Setup
3.1 Charging the Headset and Charging Case
- Connect the provided Type-C cable to the charging port on the headset (or charging case for Type A).
- Plug the other end of the cable into a compatible USB power source (e.g., wall adapter, computer USB port).
- The digital display on the charging case (if applicable) will show the charging status. The headset takes approximately 1.5 hours for a full charge.
- For Type A, ensure the headset is placed correctly in the charging case to charge the headset battery.
Figure 3.1: Headset and Charging Case with Digital Display
3.2 Wearing the Headset
- Choose the most comfortable ear cap size (S, M, L) from the provided options and attach it to the earbud.
- Place the ear hook over your ear. The ear hook is extendable and can be adjusted for a secure fit.
- Adjust the microphone by rotating it up to 180 degrees to position it optimally for your mouth. The ear hook can rotate up to 270 degrees to fit either the left or right ear.
Figure 3.2: Wearing the Headset and Ear Cap Selection
Figure 3.3: Ergonomic Fit of the Headset
3.3 Bluetooth Pairing
- Power On: If the headset is off, press and hold the Multi-function Button (MFB) until you hear a power-on prompt or see an indicator light.
- Activate Bluetooth: On your smartphone, tablet, or laptop, go to the Bluetooth settings and ensure Bluetooth is enabled.
- Search and Connect: The headset will automatically enter pairing mode. Look for "YYK-520" in the list of available devices and select it to connect.
- Confirmation: Once connected, you will hear a confirmation tone, and the headset's indicator light will change.
Figure 3.4: One-Step Bluetooth Pairing
4. Operating Instructions
4.1 Power On/Off
- Power On: Press and hold the Multi-function Button (MFB) for approximately 3 seconds until the indicator light flashes and you hear a power-on prompt.
- Power Off: Press and hold the MFB for approximately 5 seconds until the indicator light turns off and you hear a power-off prompt.
4.2 Call Management
- Answer Call: Short press the MFB when an incoming call rings.
- End Call: Short press the MFB during an active call.
- Reject Call: Press and hold the MFB for 2 seconds when an incoming call rings.
- Mute Function: During a call, push the MFB button to mute your microphone. The recipient will not hear your voice. Push again to unmute.
Figure 4.1: Mute Function Operation
4.3 Music Playback
- Play/Pause: Short press the MFB to play or pause music.
- Volume Control: Use the dedicated volume buttons on the headset to adjust the volume up or down.
- Next Track: (Specific button combination not provided, typically double-press MFB or a dedicated button).
- Previous Track: (Specific button combination not provided, typically triple-press MFB or a dedicated button).
4.4 Voice Assistant
- Activate Voice Assistant: Double-press the MFB to activate your device's voice assistant (e.g., Siri, Google Assistant).
4.5 Connecting Multiple Devices
The YYK-520 headset can connect to two Bluetooth devices simultaneously, allowing you to seamlessly switch between business and personal use.
- Pair the headset with the first device (e.g., your smartphone) as described in Section 3.3.
- Disable Bluetooth on the first device temporarily.
- Pair the headset with the second device (e.g., your laptop) as described in Section 3.3.
- Re-enable Bluetooth on the first device. The headset should automatically connect to both devices.
- The headset will prioritize audio from the active device.
Figure 4.2: Connecting to Two Bluetooth Devices
5. Maintenance
5.1 Cleaning
- Regularly clean the ear caps and the earbud tip with a soft, dry, lint-free cloth.
- For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner. Avoid excessive moisture.
- Do not use harsh chemicals, solvents, or abrasive cleaning agents.
- Ensure the headset is completely dry before use or charging.
5.2 Storage
- When not in use, store the headset in its charging case (if applicable) or a protective pouch to prevent damage.
- Keep the headset away from extreme temperatures, direct sunlight, and high humidity.
5.3 Battery Care
- To prolong battery life, avoid fully discharging the battery frequently.
- Charge the headset regularly, even if not used for extended periods.
- Do not expose the battery to high temperatures or attempt to disassemble it.
6. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Headset does not power on. |
|
| Cannot pair with device. |
|
| No sound or low volume. |
|
| Call quality is poor. |
|
7. Specifications
| Feature | Specification |
|---|---|
| Product Name | Wireless Headset |
| Headphone Model | YYK-520 |
| Brand Name | AideeMaster |
| Bluetooth Version | 5.3 |
| Supported Protocols | A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 |
| Talk Time | Approximately 12 hours |
| Working Time (with charging box) | Approximately 48 hours |
| Standby Time | Approximately 180 hours |
| Charging Time | Approximately 1.5 hours |
| Transmission Distance | Approximately 15 meters (<10m maximum wireless range) |
| Headset Battery Capacity | 120mAh |
| Charging Box Battery Capacity | 500mAh |
| Charging Port | Type-C |
| Operation Method | Button |
| Material | ABS |
| Features | Waterproof, With microphone, Active Noise-Cancellation, Volume Control |
| Earcups Type | Sealed |
| Origin | Mainland China |
| Certification | CE |
8. User Tips
- Optimal Fit: Experiment with all three ear cap sizes (S, M, L) to find the one that provides the best seal and comfort for enhanced sound quality and noise reduction.
- Microphone Positioning: For the clearest calls, ensure the microphone is angled towards your mouth. The 180-degree rotation allows for precise adjustment.
- Battery Management: While the headset offers long standby, a quick 1.5-hour charge can significantly extend its usability. For Type A, regularly charge the case to keep your headset ready.
- Dual Device Convenience: Take advantage of the dual device connection feature to seamlessly switch between your phone for calls and your laptop for online meetings or media.
- Noise Reduction Environments: The CVC8.0 noise reduction is particularly effective in environments like teleconferencing, driving, or public transport, helping to isolate your voice and audio.
9. Warranty and Support
For any product-related inquiries, technical support, or warranty claims, please refer to the seller's contact information provided at the point of purchase. Keep your purchase receipt as proof of purchase.
This product is certified with CE, indicating compliance with health, safety, and environmental protection standards for products sold within the European Economic Area (EEA).





