1. Introduction
Thank you for purchasing the ZEBRONICS Sound Feast 55 Portable Bluetooth Speaker. This manual provides detailed instructions for the proper use, setup, and maintenance of your device. Please read this manual carefully before operation to ensure optimal performance and longevity of your speaker.
The Sound Feast 55 is designed to deliver powerful audio with its 14W RMS output, dual 5.7cm drivers, and dual passive radiators for enhanced bass. It features multiple connectivity options including Bluetooth v5.3, USB, microSD, AUX, and a built-in FM radio. Enjoy hands-free calls, vibrant RGB lighting, and up to 10 hours of playback on a single charge. The TWS function allows for pairing two speakers for a true stereo experience.

Image 1.1: The speaker on a wooden surface, illustrating its dual 5.7cm drivers and 14W RMS output for dynamic sound.

Image 1.2: The speaker near water, highlighting its deep bass capabilities and dual passive radiators.
2. Package Contents
- ZEBRONICS Sound Feast 55 Speaker - 1 unit
- Charging cable (Type-C) - 1 unit
- QR Code Guide - 1 unit
3. Product Overview
Familiarize yourself with the speaker's components and controls.

Image 3.1: Front view of the ZEBRONICS Sound Feast 55 speaker, showcasing its cylindrical design and control panel.
Control Panel and Ports:

Image 3.2: Top panel showing media and volume controls, and an end view highlighting the RGB light mode and fabric finish.

Image 3.3: Rear view displaying the multi-connectivity ports: TF (microSD) card slot, USB port, AUX input, and Type-C charging port.
- Power Button: Press and hold to power on/off.
- Play/Pause Button: Press to play or pause music.
- Volume Up/Next Track: Short press for volume up, long press for next track.
- Volume Down/Previous Track: Short press for volume down, long press for previous track.
- Mode Button (M): Press to switch between Bluetooth, USB, MicroSD, AUX, and FM radio modes.
- RGB Light Button: Press to cycle through RGB light modes or turn them off.
- Microphone: For hands-free calling.
- TF Card Slot: For MicroSD card playback.
- USB Port: For USB drive playback.
- AUX Port: For wired audio input.
- Type-C Charging Port: For charging the speaker.
4. Setup
4.1 Charging the Speaker
Before first use, fully charge the speaker. Use the provided Type-C charging cable.
- Connect the Type-C end of the charging cable to the speaker's charging port.
- Connect the USB-A end of the cable to a 5V DC power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate during charging and turn off once fully charged.
Charging time is approximately 2.5 hours. A full charge provides up to 10 hours of playback at 50% volume with LED lights off.

Image 4.1: The speaker being held outdoors, illustrating its portability and highlighting the built-in rechargeable battery and up to 10 hours of backup.
4.2 Power On/Off
- To power on, press and hold the Power button until you hear an audible prompt.
- To power off, press and hold the Power button again until you hear an audible prompt.
4.3 Bluetooth Pairing
- Power on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED light.
- On your mobile device, enable Bluetooth and search for available devices.
- Select "ZEB-SOUND FEAST 55" from the list of devices.
- Once paired, you will hear a confirmation tone, and the LED light will stop flashing.
The speaker will automatically reconnect to the last paired device if it is within range and Bluetooth is enabled.
4.4 True Wireless Stereo (TWS) Pairing
TWS allows you to connect two ZEB-SOUND FEAST 55 speakers for a stereo audio experience.
- Ensure both ZEB-SOUND FEAST 55 speakers are powered on and in Bluetooth mode, but not connected to any device.
- On one of the speakers (this will be the primary speaker), press and hold the Play/Pause button for a few seconds. You will hear a prompt indicating TWS pairing mode.
- The two speakers will automatically connect to each other. Once connected, you will hear a confirmation tone.
- Now, connect your mobile device to the primary speaker via Bluetooth as described in section 4.3.
- Audio will now play in stereo through both speakers.

Image 4.2: Top image shows the speaker on a desk with a phone displaying a call, indicating the call function. Bottom image shows two speakers paired, illustrating the TWS function for stereo sound.
5. Operating Instructions
5.1 Mode Selection
Press the Mode (M) button to cycle through available input modes: Bluetooth, USB, MicroSD, AUX, and FM Radio.
5.2 Bluetooth Mode
- Ensure the speaker is paired with your device (refer to section 4.3).
- Play audio from your connected device.
- Use the speaker's Play/Pause, Volume Up/Next Track, and Volume Down/Previous Track buttons to control playback.
5.3 USB/MicroSD Mode
- Insert a USB drive or MicroSD card into the respective port.
- The speaker will automatically switch to USB or MicroSD mode and begin playing audio files. If not, press the Mode (M) button to select the correct mode.
- Use the speaker's Play/Pause, Volume Up/Next Track, and Volume Down/Previous Track buttons to control playback.
5.4 AUX Mode
- Connect an audio device (e.g., smartphone, MP3 player) to the speaker's AUX port using a 3.5mm audio cable (not included).
- Press the Mode (M) button to select AUX mode.
- Control playback from your connected audio device. Volume can be adjusted on both the speaker and the connected device.
5.5 FM Radio Mode
- Press the Mode (M) button to select FM Radio mode.
- To auto-scan and save available FM channels, press the Play/Pause button once. The speaker will scan and store channels.
- Use the Volume Up/Next Track and Volume Down/Previous Track buttons to navigate between saved channels.
5.6 Call Function
- When a call comes in during Bluetooth mode, press the Play/Pause button to answer the call.
- Press the Play/Pause button again to end the call.
- Press and hold the Play/Pause button to reject an incoming call.
5.7 RGB Light Modes
- Press the RGB Light button to cycle through different light modes.
- Continue pressing the button to turn the RGB lights off.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the speaker frequently. Charge it regularly, even if not in use for extended periods.
- Water Exposure: This speaker is not waterproof. Avoid exposure to water or excessive moisture.
- Handling: Do not drop, disassemble, or attempt to repair the speaker yourself. This may void the warranty and cause damage.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker fully. |
| Cannot pair via Bluetooth. | Bluetooth not enabled on device; speaker not in pairing mode; too far from device. | Ensure Bluetooth is enabled. Put speaker in pairing mode. Move device closer to speaker (within 10 meters). |
| No sound. | Volume too low; incorrect mode selected; device not playing audio. | Increase speaker and device volume. Ensure correct input mode (BT, USB, mSD, AUX, FM) is selected. Verify audio is playing on the source device. |
| Poor FM reception. | Weak signal. | Move the speaker to a location with better signal reception. Re-scan channels. |
| TWS pairing fails. | Speakers already connected to a device; incorrect pairing procedure. | Ensure both speakers are disconnected from other devices. Follow TWS pairing steps precisely (section 4.4). |
8. Specifications
| Model Name | ZEB-SOUND FEAST 55 |
| Output Power (RMS) | 14 Watts |
| Driver Size | Dual 5.7 cm |
| Bluetooth Version | v5.3 |
| Connectivity Options | Bluetooth, USB, MicroSD, AUX, FM Radio |
| Playback Time | Up to 10 hours (at 50% volume, LED off) |
| Charging Time | Approximately 2.5 hours |
| Charging Type | Type-C |
| Frequency Response | 18 KHz |
| Product Dimensions (D x W x H) | 13.7D x 29.2W x 19H Centimeters |
| Item Weight | 678 Grams |
| Features | Dual Passive Radiators, Call Function, RGB Light Modes, TWS Function |
9. Safety Information
- Do not expose the speaker to extreme temperatures, direct sunlight, or open flames.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not immerse the speaker in water or expose it to rain or excessive moisture.
- Keep the speaker away from children and pets.
- Use only the provided charging cable or a certified equivalent.
- Do not attempt to disassemble, repair, or modify the speaker. This may result in electric shock, fire, or product damage.
- Dispose of the product responsibly according to local regulations. Do not dispose of with household waste.
10. Warranty and Support
The ZEBRONICS Sound Feast 55 comes with a limited warranty. Please refer to the warranty card included in your package or visit the official ZEBRONICS website for detailed warranty terms and conditions.
For technical support, service, or inquiries, please contact ZEBRONICS customer service through their official website or the contact information provided in your product documentation.
Manufacturer: AJZ Industries Pvt. Ltd.
Importer: AJZ Industries Pvt. Ltd. Survey No 508/2, Door No 50/2, Inner Ring Road, Madhavaram, Chennai - 600060





