Introduction
The Portronics Harmonics Twins S19 are truly wireless in-ear earbuds designed for a high-quality audio experience. They feature Bluetooth 5.3 for stable connectivity, intuitive touch controls, and Type C fast charging. This manual provides detailed instructions for setting up, operating, and maintaining your earbuds.
What's in the Box
- 2N Earbuds
- 1N Documentation (User Manual)
- 1N Charging Cable (Type C)
Product Overview
The Harmonics Twins S19 earbuds are designed for comfort and a secure fit, featuring a unique earbud design. The charging case is compact and lightweight, providing extended battery life.

Image: Close-up of the Portronics Harmonics Twins S19 earbuds, highlighting their unique, soft, secure, and effortless design.

Image: The Portronics Harmonics Twins S19 earbuds and charging case, illustrating the lightweight and portable design, alongside the Type C fast charging port.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and the charging case.
- Connect the provided Type C charging cable to the charging port on the case.
- Connect the other end of the cable to a USB power adapter (not included).
- The indicator light on the case will show charging status. Once fully charged, the light will change or turn off.
- Place the earbuds into the charging case to charge them. The earbuds will charge automatically when placed correctly in the case.
The earbuds and case offer up to 30 hours of playtime on a single charge, with fast charging capabilities.

Image: The Portronics Harmonics Twins S19 earbuds in their charging case, illustrating the 30 hours of playtime capacity.
2. Pairing with a Device
The Harmonics Twins S19 use Bluetooth 5.3 for stable and low-latency connectivity.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, laptop), go to Bluetooth settings and turn Bluetooth on.
- Search for available devices and select "Portronics Harmonics Twins S19" from the list.
- Once connected, you will hear a confirmation tone, and the earbuds will be ready for use.
The earbuds offer instant connectivity once paired.

Image: The Portronics Harmonics Twins S19 earbuds next to a smartphone, illustrating instant connectivity via Bluetooth V5.3.
Operating Instructions
Touch Controls
The Harmonics Twins S19 earbuds feature intuitive touch controls for managing music, calls, and voice assistance.
- Single Click Left Earbud: Pick/End Calls, Play/Pause Music
- Single Click Right Earbud: Pick/End Calls, Play/Pause Music
- Double Click Left Earbud: Previous Track Song
- Double Click Right Earbud: Next Track Song
- Triple Press: Game/Music Mode
- Long Press (Call): Call Reject
- 3s Long Press: Voice Assistant

Image: Diagram illustrating the touch control functions on the Portronics Harmonics Twins S19 earbuds for music, calls, and voice assistant.
Game/Music Mode
Switch between Game Mode for low-latency audio during gaming and Music Mode for an optimized listening experience.
- Triple Press either earbud to toggle between Game Mode and Music Mode.

Image: The Portronics Harmonics Twins S19 earbuds demonstrating their dual performance capabilities for both gaming and music streaming.
Voice Assistance
Access your smartphone's voice assistant directly from the earbuds.
- Long Press (3 seconds) either earbud to activate the voice assistant.
Maintenance
To ensure the longevity and optimal performance of your Portronics Harmonics Twins S19 earbuds, follow these maintenance guidelines:
- Cleaning: Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth. Avoid using harsh chemicals or abrasive materials.
- Water Resistance: The earbuds are IPX5 water resistant, meaning they are protected against low-pressure water jets from any direction. This makes them rainproof, splashproof, and sweatproof. However, they are not designed for submersion in water. Do not expose them to excessive moisture or liquids.
- Storage: When not in use, store the earbuds in their charging case to protect them and keep them charged. Store in a cool, dry place away from extreme temperatures.
- Charging: Use only the provided Type C cable for charging. Avoid using damaged cables or chargers.

Image: The Portronics Harmonics Twins S19 earbuds and charging case, highlighting their IPX5 water-resistant rating, indicating protection against rain, splashes, and sweat.
Troubleshooting
If you encounter any issues with your Harmonics Twins S19 earbuds, refer to the following common solutions:
| Problem | Solution |
|---|---|
| Earbuds not pairing |
|
| No sound from one earbud |
|
| Charging issues |
|
| Low volume or poor sound quality |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | Harmonics Twins S19 |
| Item Model Number | POR-2215 |
| Connectivity Technology | Wireless (Bluetooth) |
| Bluetooth Version | 5.3 |
| Audio Driver Type | Dynamic Driver |
| Driver Size | 13mm Bass Driver |
| Battery Life | Up to 30 Hours (with charging case) |
| Charging Type | Type C Fast Charging |
| Control Method | Touch Control |
| Special Features | Touch Control, Bluetooth 5.3, Type C Fast Charging, Voice Assistance, Truly Wireless Design, Game/Music Mode |
| Water Resistance | IPX5 (Rainproof, Splashproof, Sweatproof) |
| Material | ABS Plastic |
| Item Weight | 110 Grams |
| Product Dimensions | 8.7 x 9.6 x 4.4 cm |
| Compatible Devices | Smartphones, Tablets, Laptops, Desktops |

Image: Cross-section view of a Portronics Harmonics Twins S19 earbud, highlighting the 13mm dynamic bass driver for superior sound.
Warranty and Support
Your Portronics Harmonics Twins S19 earbuds come with a standard brand warranty. For specific warranty details, please refer to the documentation included in your product box or visit the official Portronics website.
For any support, queries, or assistance, you can contact Portronics customer service:
- Email: help@portronics.com
- Phone: +91 9555-245-245





