TABLE OF CONTENTS
- Product Overview
- Quick Reference
- What's in the Box
- Parts & Controls
- Powering On and Off
- First-Time Bluetooth Pairing
- Reconnecting to Bluetooth
- Dual-Device Pairing
- Music Controls
- Hands-Free Calling
- Voice Assistant
- Music Mode and Game Mode
- Charging
- Clearing Pairing / Reconnecting
- Care & Safety
- Still stuck?
Product Overview

The Portronics Harmonics Y3 is a wireless neckband headset with magnetic earbuds, in-line controls, dual-device pairing and Music/Game modes. It supports hands-free calling, voice-assistant access and USB Type-C charging.
Quick Reference
| Feature | Details |
|---|---|
| Product | Portronics Harmonics Y3 |
| Product Code | POR 3110 |
| Bluetooth | 5.4 in the supplied manual; the listing headline says 5.3 |
| Driver Size | 10mm |
| Bluetooth Profiles | A2DP, AVRCP, Hands-Free, Headset |
| Bluetooth Frequency | 2402–2480MHz |
| Wireless Range | Up to 10 metres |
| Battery | 300mAh |
| Playtime | Up to 40 hours |
| Charging Port | USB Type-C |
| Charging Input | 5V / 1A |
| Dual Pairing | Supported |
| Music / Game Modes | Supported |
| Working Temperature | −20°C to 50°C |
What's in the Box
| Item | Quantity |
|---|---|
| Harmonics Y3 Neckband | 1 |
| Charging Cable | 1 |
| Earbuds | 1 pair |
| User Manual | 1 |
Parts & Controls
| Part / Control | Function |
|---|---|
| Earbuds | Audio playback and calls |
| Magnetic Hall Switch | Detects when the earbuds are attached magnetically |
| Volume Up / Next Track | Adjust volume or skip forward |
| Multi-Function Button (MFB) | Power, playback, calls and voice-assistant controls |
| Volume Down / Previous Track | Adjust volume or skip backward |
| Type-C Charging Port | Charges the headset |
Powering On and Off
- Power ON: Separate the magnetic earbuds. The headset turns on and announces that it is ready to pair.
- Power OFF: Press and hold the MFB for about 4 seconds.
- If no Bluetooth connection is made within approximately 5 minutes, the headset automatically powers off.
- When the earbuds are attached magnetically, handle and store them together to keep them tidy.
First-Time Bluetooth Pairing
- Turn on the headset by separating the magnetic earbuds.
- If it is not already in pairing mode, press and hold the MFB for about 2 seconds.
- Wait for the red and blue LEDs to flash alternately and for the pairing voice prompt.
- Enable Bluetooth on your phone.
- Search for Harmonics Y3.
- Select the headset to pair.
- When connected, the headset announces “Connected”. The blue LED flashes once every 5 seconds.
Reconnecting to Bluetooth
When powered on, the headset can reconnect automatically to the last paired phone.
If it does not reconnect:
- Turn Bluetooth on on the phone.
- Select Harmonics Y3 from the saved-device list.
- Keep the phone within approximately 10 metres for a stable connection.
- If needed, disconnect the headset and enter pairing mode again.
Dual-Device Pairing
Harmonics Y3 supports connecting to two devices.
- Pair the headset with Device 1.
- Turn Bluetooth off on Device 1.
- Pair the headset with Device 2.
- Turn Bluetooth back on on Device 1.
- Both devices should remain paired with the headset.
If dual pairing does not work, disconnect unused Bluetooth devices and repeat the steps in the same order.
Music Controls
| Action | Control |
|---|---|
| Play / Pause | Short press the MFB |
| Volume Up | Short press Volume Up |
| Volume Down | Short press Volume Down |
| Next Track | Press and hold Volume Up |
| Previous Track | Press and hold Volume Down |
| Music / Game Mode | Triple-click the MFB |
Hands-Free Calling
| Action | Control |
|---|---|
| Answer an incoming call | Short press the MFB |
| End a call | Short press the MFB |
| Reject an incoming call | Press and hold the MFB for about 2 seconds |
| Redial the last number | Double-click the MFB |
For clearer calls, keep the phone within range and ensure the microphone is not covered.
Voice Assistant
Press and hold the MFB for about 2 seconds to activate the supported voice assistant, if enabled on your phone.
Music Mode and Game Mode
Triple-click the MFB to switch between Music Mode and Game Mode.
Use Music Mode for everyday listening and Game Mode when you want the headset's gaming audio mode.
Charging
- Connect a USB Type-C cable to the headset's charging port.
- Connect it to a suitable 5V/1A USB power source.
- Check the LED indicator for charging status.
- Disconnect the headset after charging is complete.
LED Indicator Guide
| LED / Voice Prompt | Meaning |
|---|---|
| Red LED stays on | Charging |
| Blue LED stays on | Fully charged |
| Red and blue LEDs flash alternately | Pairing mode or disconnected state |
| Blue LED flashes once every 5 seconds | Connected |
| Voice prompt “Battery low” | Recharge the headset |
| Voice prompt “Connected” | Bluetooth connection successful |
| Voice prompt “Disconnected” | Bluetooth connection ended |
Clearing Pairing / Reconnecting
If the headset does not connect properly:
- Disconnect it from the phone or remove the saved Harmonics Y3 entry from Bluetooth settings.
- Press and hold the MFB for about 2 seconds to enter pairing mode.
- Wait for alternating red and blue LEDs.
- Select Harmonics Y3 on the phone to pair again.
Care & Safety
- Avoid extreme heat, cold and humidity.
- Do not drop or crush the headset.
- Avoid pulling, sharply bending or putting excessive force on the neckband cable.
- Keep the phone within approximately 10 metres for reliable connectivity.
- Use a suitable quality-certified charger with the Type-C port.
- Do not use damaged charging accessories.
- If you experience discomfort or pain, lower the volume or stop listening temporarily.
- Avoid prolonged listening at maximum volume.
Still stuck?
If the issue persists after performing all troubleshooting steps, please raise a support request.
Our support team will assist you further.
Support
- Visit: www.portronics.com
- Support Portal: support.portronics.com
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