Introduction
This manual provides detailed instructions for the Hestom S10 Bluetooth 5.0 True Wireless Earbuds. It covers essential information regarding setup, operation, maintenance, and troubleshooting to ensure optimal performance and user experience. The S10 earbuds feature IPX8 waterproofing, Type-C charging, and high-fidelity stereo sound.
1. Setup
1.1 Charging the Earbuds and Charging Case
Before first use, fully charge the earbuds and the charging case. The charging case uses a Type-C port for efficient charging.
- Connect the Type-C charging cable to the charging case and a power source.
- The charging case can fully recharge the earbuds at least 4 times.
- A 1-hour charge of the case can provide up to 25 hours of playtime for the earbuds.
- The earbuds themselves offer up to 5 hours of continuous playtime on a single charge.

Image: The Hestom S10 charging case connected via a Type-C cable, demonstrating its high-energy charging feature. The image highlights that 60 minutes of charging provides 25 hours of play time.

Image: The Hestom S10 earbuds resting in their open charging case, with an infographic indicating 5 hours of battery time per earbud, 20 hours from the charging case, totaling 25 hours of play time.
1.2 Pairing with a Device
The S10 earbuds offer easy pairing and flexible usage modes.
- Open the charging case and take out both earbuds. They will automatically enter pairing mode.
- On your device (e.g., smartphone), enable Bluetooth and search for "S10" in the list of available devices.
- Select "S10" to connect. Once connected, you will hear a confirmation sound.
- Single Earbud Mode: You can use either the left or right earbud independently. Simply take one earbud out of the case, and it will connect.
- Binaural (Stereo) Mode: For stereo sound, use both earbuds. They will automatically connect to each other and then to your device.

Image: The Hestom S10 earbuds and charging case positioned near a smartphone, illustrating the Bluetooth pairing process with "S10" visible as a connected device in the phone's settings.

Image: A visual representation of the Hestom S10 earbuds' flexible usage, showing individuals using them in L&R mono mode, twin stereo mode, and sharing mode, emphasizing wireless freedom.
2. Operating Instructions
2.1 Smart Touch Controls
The Hestom S10 earbuds feature smart touch controls for various functions. The touch sensitive area is located on the outer surface of each earbud.
- Single Click: Play/Pause music, Answer/End calls.
- Double Click: Previous track (Left earbud), Next track (Right earbud).
- Triple Click: Activate voice assistant (Siri, Google Assistant, etc.).
- Long Press (2 seconds): Volume Up (Right earbud), Volume Down (Left earbud), Reject call.

Image: A detailed diagram illustrating the smart touch controls on the Hestom S10 earbud, showing gestures for play/pause, track control, voice assistant, volume adjustment, and call management.
2.2 Sound Quality
The S10 earbuds support A2DP, AVRCP, HFP, HSP, SPP, and HI-FI audio profiles, delivering HD lossless High-Fidelity sound quality with deep bass and crisp treble. The built-in high-definition microphone ensures clear call quality.
3. Maintenance
3.1 Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, solvents, or aerosol sprays.
- Gently remove any earwax or debris from the earbud tips and speaker mesh using a small, soft brush or cotton swab.
3.2 Water Resistance (IPX8)
The Hestom S10 earbuds are IPX8 waterproof, meaning they are protected against continuous immersion in water under certain conditions. This makes them suitable for use during workouts, in light rain, and against sweat.
- IPX8 protection guards against sweat, moderate rain, and short-time water soaking.
- Avoid prolonged immersion in water or exposure to high-pressure water jets.
- Ensure earbuds are dry before placing them back into the charging case to prevent damage to the charging contacts.

Image: The Hestom S10 earbuds shown with water droplets, visually representing their IPX8 waterproof capability, protecting against sweat, moderate rain, and short-time water soaking.
3.3 Storage
Store the earbuds in their charging case when not in use to protect them and keep them charged. Avoid extreme temperatures and direct sunlight.
4. Troubleshooting
4.1 Earbuds Not Pairing or Connecting
- Ensure both earbuds are charged.
- Turn off Bluetooth on your device and then turn it back on.
- Forget "S10" from your device's Bluetooth list and attempt to pair again.
- Place both earbuds back into the charging case, close the lid, wait a few seconds, then open and try pairing again.
- If only one earbud connects, try resetting the earbuds (refer to product-specific reset instructions if available, otherwise try placing both in case and re-pairing).
4.2 No Sound or Low Volume
- Check the volume level on both your device and the earbuds.
- Ensure the earbuds are properly seated in your ears for optimal sound delivery.
- Clean any debris from the earbud speaker mesh.
- Try playing audio from a different application or device.
4.3 Charging Issues
- Verify the Type-C charging cable is securely connected to both the case and the power source.
- Ensure the charging contacts on the earbuds and inside the case are clean and free of obstruction.
- Try using a different Type-C cable and power adapter.
- If the case itself is not charging, ensure the power source is active.
4.4 Touch Controls Not Responding
- Ensure your fingers are clean and dry when using the touch controls.
- Practice the gestures to ensure correct execution (single click, double click, triple click, long press).
- If issues persist, try resetting the earbuds and re-pairing them.
5. Specifications
| Brand | Hestom |
| Model Number | S10 |
| Connectivity Technology | Bluetooth 5.0 |
| Water Resistance Level | IPX8 (Waterproof) |
| Ear Placement | In Ear |
| Charging Port | Type-C USB |
| Control Method | Touch |
| Item Weight | 159 Grams |
| Material | Plastic |
| Specific Uses | Sports and Exercise |
6. Warranty Information
Hestom products are typically covered by a limited warranty. Please refer to the warranty card included with your purchase or visit the official Hestom website for detailed warranty terms and conditions. Keep your proof of purchase for warranty claims.
7. Customer Support
For further assistance, technical support, or inquiries regarding your Hestom S10 earbuds, please contact Hestom customer service. Contact details can usually be found on the product packaging, the official Hestom website, or through your retailer.