1. Introduction
Thank you for choosing the Atheewon S72 Bluetooth Headset. This wireless earpiece is designed for clear communication and audio playback, featuring Bluetooth 5.4 connectivity, ENC noise cancellation, and a comfortable single-ear design. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance.

Image 1.1: Atheewon S72 Bluetooth Headset with Charging Case and Ear Tips
2. Package Contents
Please verify that all items are present in your package:
- Bluetooth Headphone (1)
- Charging Case (1)
- Ear Tips (3 pairs: S/M/L)
- USB-C Cable (1) (AC adapter not included)
- User Manual (1)

Image 2.1: Visual representation of included package contents
3. Product Overview and Controls
Familiarize yourself with the components and control buttons of your Atheewon S72 headset.

Image 3.1: Atheewon S72 Headset with labeled control buttons and ports
- Multi-Function Button (MFB): Power On/Off, Play/Pause, Answer/Hang up, Reject Call, Activate Voice Assistant (Siri).
- Volume Up Button (+): Increase volume, Track Forward.
- Volume Down Button (-): Decrease volume, Track Reverse.
- Main Microphone: Primary voice collection for calls.
- Second Microphone: Assists with Environmental Noise Cancellation (ENC).
- Charging Port: USB-C port for direct charging of the headset.
4. Setup Instructions
4.1 Charging the Headset and Case
Before first use, fully charge the headset and its charging case.
- Place the headset into the charging case. Ensure proper alignment for charging contacts.
- Connect the provided USB-C cable to the charging case and a USB power source (e.g., computer, wall adapter).
- The LED display on the charging case will indicate the battery level. A full charge takes approximately 1.5 hours.
- The headset can also be charged directly via its USB-C port without the case.
The charging case provides up to 120 hours of total battery life for the headset, with the headset itself offering up to 18 hours of talk time on a single charge.

Image 4.1: Headset charging within its case, showing LED battery display
4.2 Pairing with a Device
The Atheewon S72 uses Bluetooth 5.4 for a stable and fast connection.
- Power On: Take the headset out of the charging case, or press and hold the Multi-Function Button for 2 seconds until the indicator light flashes.
- Activate Bluetooth: On your smartphone, tablet, or computer, go to the Bluetooth settings and ensure Bluetooth is enabled.
- Search for Device: The headset will automatically enter pairing mode. Look for 'S72' in the list of available devices.
- Connect: Select 'S72' to connect. Once paired, the headset will indicate a successful connection, and the indicator light will stop flashing.
The headset will automatically reconnect to the last paired device when powered on and within range.

Image 4.2: One-step pairing process with a mobile device
4.3 Wearing the Headset
The ergonomic design allows for comfortable wear on either the left or right ear.
- Choose Ear Tip: Select the ear tip size (S, M, L) that provides the most secure and comfortable fit.
- Insert Ear Tip: Gently insert the ear tip into your ear canal.
- Position Ear Hook: Rotate the ear hook to position it over the back of your ear. The ear hook can rotate 360 degrees.
- Adjust Microphone: Flip the microphone boom to the desired angle (up to 180 degrees) for optimal voice pickup. The headset can be worn on either ear by rotating the earpiece 180 degrees.

Image 4.3: Demonstrating the adjustable ear hook and microphone for comfortable fit
5. Operating Instructions
5.1 Power On/Off
- Power On: Press and hold the Multi-Function Button for 2 seconds. Alternatively, remove the headset from the charging case.
- Power Off: Press and hold the Multi-Function Button for 5 seconds. Alternatively, place the headset back into the charging case.
5.2 Call Management
- Answer Call: Tap the Multi-Function Button once.
- End Call: Tap the Multi-Function Button once during a call.
- Reject Call: Press and hold the Multi-Function Button for 2 seconds.
5.3 Music Playback
- Play/Pause: Tap the Multi-Function Button twice.
- Next Track: Press and hold the Volume Up (+) button for 2 seconds.
- Previous Track: Press and hold the Volume Down (-) button for 2 seconds.
5.4 Volume Control
- Increase Volume: Tap the Volume Up (+) button.
- Decrease Volume: Tap the Volume Down (-) button.
5.5 Voice Assistant
- Activate Voice Assistant (Siri, Google Assistant, etc.): Tap the Multi-Function Button three times.
6. Maintenance
Proper care ensures the longevity and performance of your headset.
- Cleaning: Use a soft, dry cloth to clean the headset and charging case. Avoid using abrasive cleaners or solvents.
- Ear Tips: Remove and clean ear tips regularly with mild soap and water, then dry thoroughly before reattaching.
- Water Resistance: The headset has an IP7 waterproof rating, meaning it is protected against immersion in water up to 1 meter for up to 30 minutes. It is resistant to sweat and rain, but avoid prolonged submersion or exposure to strong jets of water. Ensure the charging port cover is securely closed when exposed to liquids.
- Storage: Store the headset in its charging case when not in use to protect it and keep it charged. Store in a cool, dry place away from extreme temperatures.
7. Troubleshooting
If you encounter issues with your Atheewon S72 headset, refer to the following common solutions:
| Problem | Solution |
|---|---|
| Headset does not power on. | Ensure the headset is charged. Place it in the charging case or connect directly via USB-C cable. |
| Cannot pair with device. | 1. Ensure Bluetooth is enabled on your device. 2. Make sure the headset is in pairing mode (indicator light flashing). 3. Forget 'S72' from your device's Bluetooth list and try pairing again. 4. Ensure the headset is within 10 meters (33 feet) of your device. |
| No sound or low volume. | 1. Increase volume on both the headset and your connected device. 2. Ensure the headset is properly connected to your device. 3. Check if the ear tip is correctly seated in your ear. |
| Call quality is poor. | 1. Ensure the microphone is positioned correctly near your mouth. 2. Move closer to your connected device to avoid interference. 3. Check for environmental noise; the ENC feature works best in moderate noise. 4. Ensure the headset is fully charged. |
| Charging case LED display is inaccurate. | Ensure the headset is properly seated in the charging case and the charging contacts are clean. If the issue persists, contact customer support. |
8. Specifications
Detailed technical specifications for the Atheewon S72 Bluetooth Headset:
| Feature | Specification |
|---|---|
| Model Name | S72 |
| Connectivity Technology | Wireless (Bluetooth) |
| Wireless Communication Technology | Bluetooth 5.4 |
| Audio Driver Type | Dynamic Driver (14.2mm) |
| Noise Control | ENC Noise Cancellation |
| Battery Life (Single Charge) | Up to 18 Hours (Talk Time) |
| Total Battery Life (with Charging Case) | Up to 120 Hours |
| Charging Time | Approximately 1.5 Hours |
| Charging Case Capacity | 430mAh |
| Water Resistance Level | IP7 Waterproof |
| Compatible Devices | Smartphones (iOS, Android), Windows devices |
| Control Method | Push Button |
| Item Weight | 3.52 ounces |
| Material | Plastic |
9. Warranty and Support
Atheewon products are manufactured to high quality standards. For warranty information or technical support, please refer to the contact details provided on the product packaging or the official Atheewon website. Please retain your proof of purchase for warranty claims.





