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
- Button Controls
- Music Controls
- Calling & Vibration Alerts
- Charging
- Water Resistance
- Care & Safety
- Still stuck?
Product Overview

The Portronics Harmonics Z11 Pro is a wireless neckband headset with 10mm drivers, magnetic earbuds, vibration alerts for incoming calls, and USB Type-C charging. It supports hands-free calling, music controls and voice-assistant access.
Quick Reference
| Feature | Details |
|---|---|
| Product | Portronics Harmonics Z11 Pro |
| Product Code | POR 2692 |
| Bluetooth | 5.4 |
| Driver Size | 10mm |
| Bluetooth Frequency | 2402–2480MHz |
| Wireless Range | Up to 10 metres |
| Playtime | Up to 35 hours |
| Charging Port | USB Type-C |
| Charging Input | 5V/1A |
| Water Resistance | IPX4 |
| Magnetic Earbuds | Yes, with smart on/off |
| Call Alert | Vibration alert |
| Fast Charging | 10 minutes of charging provides up to 120 minutes of playtime, as specified in the product listing |
What's in the Box
| Item | Quantity |
|---|---|
| Harmonics Z11 Pro | 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 together |
| Volume Up | Adjust volume / next track |
| Multi-Function Button (MFB) | Music, calls and voice-assistant controls |
| Volume Down | Adjust volume / previous track |
| Type-C Charging Port | Charges the headset |
Powering On and Off
- Power ON: Separate the magnetic earbuds. The headset announces, “Power On, Your Device is Ready to Pair,” and the red and blue LEDs flicker.
- Power OFF: Attach the magnetic earbuds together. The smart magnetic control is designed to turn the headset off.
- If no Bluetooth connection is made within 5 minutes, the headset automatically powers off.
First-Time Bluetooth Pairing
- Separate the magnetic earbuds to turn on the headset.
- Wait for the red and blue LEDs to flash.
- Enable Bluetooth on your phone.
- Search for Harmonics Z11 Pro.
- Select the headset to connect.
- The voice prompt says “You are now connected” when pairing is complete.
- When connected, the blue LED flashes once every 5 seconds.
Reconnecting to Bluetooth
When powered on, the headset attempts to reconnect to the last paired phone. If disconnected because the phone moved out of range, it is designed to reconnect automatically when it returns within range.
If it does not reconnect:
- Turn Bluetooth on on the phone.
- Select Harmonics Z11 Pro from the saved devices.
- If needed, disconnect the headset from the phone and pair again.
Button Controls
| Action | Control |
|---|---|
| Play / Pause | Press MFB once |
| Answer incoming call | Press MFB once |
| Reject incoming call | Press and hold MFB for about 3 seconds |
| Redial last number | Double-click MFB |
| Activate voice assistant | Press and hold MFB for about 1.5 seconds |
| Increase volume | Short press Volume Up |
| Decrease volume | Short press Volume Down |
| Next track | Press and hold Volume Up |
| Previous track | Press and hold Volume Down |
Music Controls
- Play / Pause: Press the MFB once.
- 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.
A beep indicates when the maximum or minimum volume is reached.
Calling & Vibration Alerts
The headset provides a vibration alert for incoming calls.
| Action | Control / Indication |
|---|---|
| Incoming call | Headset rings and vibrates |
| Answer call | Press MFB once |
| Reject call | Press and hold MFB for about 3 seconds |
| Redial last number | Double-click MFB |
| Voice assistant | Press and hold MFB for about 1.5 seconds |
Charging
- Connect a suitable USB Type-C cable to the headset.
- Connect it to a suitable 5V/1A USB power source.
- Check the LED to confirm charging status.
LED Indicator Guide
| LED / Prompt | Meaning |
|---|---|
| Red LED stays on | Charging |
| Blue LED stays on | Fully charged |
| Red LED flashes | Low battery |
| Low-battery voice prompt | “Low Battery, Please Charge”; repeats about every 30 seconds |
| Red and blue LEDs flash alternately | Pairing / disconnected indication |
| Blue LED flashes once every 5 seconds | Connected |
The product listing specifies up to 35 hours of playtime. It also states that 10 minutes of charging can provide up to 120 minutes of playtime. Actual battery life and charging results vary with usage and battery condition.
Water Resistance
The product listing specifies an IPX4 water-resistance rating, suitable for sweat and splashes. Do not submerge the headset or charge it while the charging port is wet.
Care & Safety
- Avoid extreme heat, cold and humidity.
- Do not drop or crush the headset.
- Avoid pulling, sharply bending or applying excessive force to the neckband cable.
- Keep the charging port dry.
- Use a suitable Type-C power source.
- If you experience discomfort or pain, lower the volume or stop using the headset 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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