Introduction
Thank you for choosing the HOCO S19 Wireless Earphone. This manual provides essential information for setting up, operating, and maintaining your device. Please read it carefully to ensure optimal performance and longevity of your earphone.

Figure 1: HOCO S19 Wireless Earphone (Metal Gray)
Package Contents
- HOCO S19 Wireless Earphone
- User Manual
- Charging Cable

Figure 2: HOCO S19 Product Packaging
Setup
1. Charging the Earphone
Before first use, fully charge the earphone. Connect the provided charging cable to the earphone's charging port and a USB power source. The charging indicator light will show the charging status.
- Battery Capacity: 90mAh
- Charging Time: Approximately 1 hour
2. Wearing the Earphone
The HOCO S19 features an ear hook design for a secure and comfortable fit. It can be worn on either the left or right ear. Adjust the ear hook for optimal comfort and stability.

Figure 3: Side view of the earphone, illustrating its ear hook design.
3. Pairing with a Bluetooth Device
- Ensure the earphone is charged and powered off.
- Press and hold the multi-function button until the indicator light flashes, indicating pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "HOCO S19" from the list of found devices.
- Once connected, the indicator light will change, and you may hear a voice prompt.
The earphone supports Bluetooth 5.0 for a stable connection up to 10-20 meters.
Operating Instructions
Power On/Off
- Power On: Press and hold the multi-function button for a few seconds.
- Power Off: Press and hold the multi-function button for a few seconds until the indicator light turns off.
Call Management
The HOCO S19 features dual-mic ENC (Environmental Noise Cancellation) for clearer calls.

Figure 4: Location of Main and Auxiliary Microphones
- Answer/End Call: Short press the multi-function button.
- Reject Call: Press and hold the multi-function button for 2 seconds.
- Redial Last Number: Double-press the multi-function button.
Music Playback
- Play/Pause: Short press the multi-function button.
- Next Track: Press and hold the Volume Up button.
- Previous Track: Press and hold the Volume Down button.
Volume Control
- Increase Volume: Short press the Volume Up button.
- Decrease Volume: Short press the Volume Down button.
Voice Prompts and Language Switching
The earphone supports Chinese and English voice prompts. To switch languages, triple-click the multi-function key when the earphone is not connected to a device.
Active Noise Cancellation (ANC) and Sound Isolation
The HOCO S19 is equipped with Active Noise Cancellation and sound isolating features to enhance your listening experience by reducing ambient noise.
Maintenance
Cleaning
- Wipe the earphone with a soft, dry cloth.
- Do not use abrasive cleaners or solvents.
- Ensure the charging port is free of dust and debris.
Storage
- Store the earphone in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid storing with sharp objects that could scratch or damage the device.
Battery Care
- To prolong battery life, avoid fully discharging the earphone frequently.
- Charge the earphone regularly, even if not in use for extended periods.
Troubleshooting
- Earphone won't turn on: Ensure the battery is charged.
- Cannot pair with device:
- Make sure the earphone is in pairing mode (flashing indicator light).
- Ensure Bluetooth is enabled on your device.
- Move the earphone closer to your device.
- Try restarting both the earphone and your Bluetooth device.
- No sound:
- Check the volume levels on both the earphone and your connected device.
- Ensure the earphone is properly connected to your device.
- Poor call quality:
- Ensure the microphones are not obstructed.
- Move to an area with less environmental noise.
Specifications
| Feature | Specification |
|---|---|
| Brand Name | HOCO |
| Model | S19 |
| Bluetooth Version | 5.0 |
| Chip | Realtek RTL8763BMF |
| Battery Capacity | 90mAh |
| Talk/Music Time | Up to 9 hours |
| Standby Time | 200 hours |
| Charging Time | Approximately 1 hour |
| Material | ABS |
| Dimensions (L*W*H) | 99mm * 67mm * 31mm |
| Net Weight | 12g |
| Maximum Wireless Range | 10m-20m |
| Noise Cancellation | ENC (Environmental Noise Cancellation), Active Noise-Cancellation |
| Microphone | Dual Microphone, With Microphone |
| Sound Isolating | Yes |
| Control Features | Volume Control, Control Button |
| Charging Method | Cable |
| Headphone Pads Material | Silicone |
| Vocalism Principle | Dynamic |
| Package List | User Manual, Charging Cable |
Warranty and Support
The HOCO S19 Wireless Earphone comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support or warranty claims, please contact your retailer or HOCO customer service.
User Tips
No specific user tips were available from reviews or Q&A for this product. However, general tips for wireless earphones include:
- For optimal sound quality and noise cancellation, ensure the earphone is seated correctly in your ear.
- Keep the earphone charged to avoid interruptions during important calls or music sessions.
- If experiencing connectivity issues, try resetting the earphone by powering it off and on, or re-pairing it with your device.





