Portronics POR-2335
Portronics Harmony II Portable Bluetooth Speaker User Manual
Model: POR-2335 | Brand: Portronics
Introduction
Thank you for choosing the Portronics Harmony II Portable Bluetooth Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker. Please read it thoroughly before use to ensure optimal performance and longevity of your device.
The Harmony II speaker delivers 60 Watts of HD sound with deep bass, offering a rich audio experience. It features versatile connectivity options including Bluetooth 5.3, AUX, and USB, along with Bass Boost Technology and independent Bass/Treble adjustments for personalized sound. Its premium design with a leather finish and integrated handle ensures both elegance and portability.
Package Contents
Please check the box for the following items:
- 1N Portronics Harmony II Speaker
- 1N User Manual (this document)
- 1N Power Cable (Type-C)
Product Overview
Familiarize yourself with the components and controls of your Portronics Harmony II speaker.
Speaker Design and Features

Figure 1: Front view of the Portronics Harmony II speaker, showcasing its black and gold design with a leather finish and integrated handle.

Figure 2: The speaker emphasizing its 60 Watts HD Sound Output capability.

Figure 3: Close-up view highlighting the integrated handle and the premium leather finish of the speaker.
Control Panel

Figure 4: Top view of the speaker's control panel, showing the main rotary knob, power button, mode button, and dedicated Bass/Treble adjustment controls.
- Power Button: Press and hold to turn the speaker ON/OFF.
- Mode (M) Button: Press to switch between Bluetooth, AUX, and USB playback modes.
- Rotary Knob: Rotate to adjust volume. Press to Play/Pause.
- Previous/Next Track Buttons: Use to skip tracks during playback.
- Bass/Treble Adjustment Knobs: Independent controls to fine-tune bass and treble levels.
Connectivity Ports

Figure 5: Close-up of the Type-C fast charging port located on the speaker.

Figure 6: Close-up view of the USB-A input port and the 3.5mm AUX input port.
- Type-C Charging Port: For charging the speaker's internal battery.
- AUX Input (3.5mm): Connect external audio devices using a 3.5mm audio cable.
- USB Input: Insert a USB drive for direct audio playback.
Setup
Initial Charging
Before first use, it is recommended to fully charge the speaker. Connect the provided Type-C power cable to the speaker's charging port and the other end to a compatible USB power adapter (not included). The charging indicator light will illuminate during charging and turn off when fully charged.
Powering On/Off
Press and hold the Power button on the control panel for approximately 3 seconds to turn the speaker ON or OFF. A power-on/off sound will indicate the status.
Operating Instructions
Bluetooth Pairing
The Harmony II speaker uses Bluetooth 5.3 for stable wireless connectivity.
- Turn on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED light.
- On your mobile device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "Portronics Harmony II" from the list of devices.
- Once paired, the speaker will emit a confirmation sound, and the LED light will become solid.
- You can now play audio wirelessly from your device.
Note: The speaker will automatically attempt to reconnect to the last paired device when powered on.
AUX Input Mode
To play audio from devices without Bluetooth capability:
- Connect one end of a 3.5mm audio cable (not included) to the AUX input port on the speaker.
- Connect the other end of the cable to the audio output jack of your external device.
- Press the Mode (M) button on the speaker until it switches to AUX mode.
- Audio will now play through the speaker. Control playback from your connected device.
USB Playback Mode
To play audio directly from a USB flash drive:
- Insert a USB flash drive containing audio files into the USB input port on the speaker.
- Press the Mode (M) button on the speaker until it switches to USB mode.
- The speaker will automatically begin playing audio files from the USB drive.
- Use the Play/Pause and Previous/Next Track buttons on the speaker to control playback.
Bass and Treble Adjustment
The Harmony II speaker allows you to customize your audio experience with independent Bass and Treble adjustment knobs.
- Locate the Bass and Treble adjustment knobs on the control panel (refer to Figure 4).
- Rotate the "BASS" knob clockwise to increase bass intensity or counter-clockwise to decrease it.
- Rotate the "TREBLE" knob clockwise to increase treble intensity or counter-clockwise to decrease it.
- Adjust these settings to suit your personal preference and the audio content.
Charging
The Portronics Harmony II speaker is equipped with a 5000 mAh battery, providing up to 6 hours of continuous playtime on a single charge.

Figure 7: Visual representation of the speaker's battery capacity and playtime.
- Connect the supplied Type-C cable to the speaker's charging port.
- Connect the other end of the cable to a USB power source (e.g., wall adapter, computer USB port).
- The charging indicator will show the charging status.
- A full charge typically takes approximately 3-4 hours.
- Disconnect the charging cable once the battery is fully charged to preserve battery life.
Troubleshooting
If you encounter any issues with your Portronics Harmony II speaker, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on. | Low battery; Power button not held long enough. | Charge the speaker fully. Press and hold the Power button for 3 seconds. |
| No sound. | Volume too low; Incorrect mode selected; Device not connected properly. | Increase speaker and device volume. Ensure correct mode (Bluetooth/AUX/USB) is selected. Reconnect device. |
| Cannot pair via Bluetooth. | Speaker not in pairing mode; Device Bluetooth off; Too far from speaker. | Ensure speaker is in pairing mode (flashing LED). Turn on Bluetooth on your device. Move device closer to speaker (within 10 meters). |
| Distorted sound. | Volume too high; Audio source quality; Interference. | Lower volume on speaker and device. Try a different audio source. Move away from other electronic devices. |
If the problem persists after trying these solutions, please contact Portronics customer support.
Specifications
Key technical specifications for the Portronics Harmony II speaker:
| Model Name | Harmony II |
| Model Number | POR-2335 |
| Speaker Type | Portable Speaker |
| Material | ABS Plastic |
| Audio Output Power | 60 Watts |
| Bluetooth Version | 5.3V |
| Battery Capacity | 5000 mAh |
| Playtime | Up to 6 Hours |
| Connectivity | Bluetooth, AUX, USB |
| Control Method | Touch |
| Product Dimensions (L x W x H) | 28D x 22.5W x 16H Centimeters |
| Item Weight | 2.4 kg |
Warranty and Support
The Portronics Harmony II speaker comes with a 1-Year Warranty from the date of purchase. This warranty covers manufacturing defects and issues arising from normal use.
For warranty claims, technical support, or any other inquiries, please contact Portronics customer service:
- Email: help@portronics.com
- Phone: +91 9555-245-245
- Manufacturer Address: Portronics Digital Pvt ltd, First Floor Property No D 8 Upper Basement Sector 8 Noida Uttar Pradesh 201301
Please retain your purchase receipt as proof of purchase for warranty purposes.
Important Safety Information
- Do not expose the speaker to extreme temperatures, direct sunlight, or high humidity.
- Do not disassemble, repair, or modify the speaker yourself. This will void the warranty.
- Keep the speaker away from water and other liquids. It is not waterproof.
- Use only the provided charging cable or a certified Type-C cable for charging.
- Avoid dropping or subjecting the speaker to strong impacts.
- Clean the speaker with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
Environmental Protection
Do not dispose of this product with household waste. Please dispose of it responsibly at designated collection points for electronic waste to help conserve natural resources and protect the environment.
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