boAt Rockerz 551 ANC Pro

boAt Rockerz 551 ANC Pro Bluetooth Headphones User Manual

Model: Rockerz 551 ANC Pro

1. Introduction

Thank you for choosing the boAt Rockerz 551 ANC Pro Bluetooth Headphones. These headphones are designed to provide a superior audio experience with advanced features like Hybrid Adaptive Active Noise Cancellation, long battery life, and powerful 40mm titanium drivers. This manual will guide you through the setup, operation, and maintenance of your new headphones.

2. What's in the Box

Please check the contents of your package:

  • boAt Rockerz 551 ANC Pro Headphones
  • Charging Cable (Type-C)
  • User Manual

3. Product Overview

Familiarize yourself with the various parts and controls of your headphones.

boAt Rockerz 551 ANC Pro headphone controls and ports

Image: Headphone Controls and Ports. This image displays the various buttons and ports located on the earcups, including power, volume, ANC switch, and Type-C charging port.

Foldable design of boAt Rockerz 551 ANC Pro headphones

Image: Foldable Earcups. The headphones feature a foldable design for easy storage and portability, as shown in this image.

4. Setup

4.1 Charging the Headphones

Before first use, fully charge your headphones. A full charge provides up to 72 hours of playback (with ANC off) or up to 40 hours (with ANC on).

  1. Connect the provided Type-C charging cable to the charging port on the headphone.
  2. Connect the other end of the cable to a USB power adapter (not included) or a computer's USB port.
  3. The LED indicator will show the charging status. It will turn off or change color once fully charged.
Type-C charging interface on boAt Rockerz 551 ANC Pro headphones

Image: Type-C Charging Interface. This image highlights the Type-C charging port on the headphones.

boAt Rockerz 551 ANC Pro headphones with 72 hours playback (ANC off) and 40 hours (ANC on)

Image: Battery Playback. This image indicates the impressive battery life of up to 72 hours with ANC off, and up to 40 hours with ANC on.

4.2 Bluetooth Pairing

Pair your headphones with your device via Bluetooth v5.4 for wireless audio.

  1. Ensure the headphones are charged and powered off.
  2. Press and hold the Power button until the LED indicator flashes blue and red, indicating pairing mode.
  3. On your device (smartphone, laptop, etc.), enable Bluetooth and search for available devices.
  4. Select "boAt Rockerz 551 ANC Pro" from the list.
  5. Once connected, the LED indicator will flash blue slowly.
Bluetooth v5.4 connectivity for boAt Rockerz 551 ANC Pro headphones

Image: Bluetooth v5.4 Connectivity. This image illustrates the wireless connection capability of the headphones with various devices.

5. Operating Instructions

5.1 Power On/Off

  • Power On: Press and hold the Power button for 3 seconds.
  • Power Off: Press and hold the Power button for 5 seconds.

5.2 Active Noise Cancellation (ANC) Modes

The Rockerz 551 ANC Pro features Hybrid Adaptive ANC to reduce ambient noise and an Ambient Mode to stay aware of your surroundings.

  • ANC On/Off: Use the dedicated ANC button to toggle Active Noise Cancellation.
  • Ambient Mode: Press the ANC button again to switch to Ambient Mode, which allows you to hear your surroundings.
Woman wearing boAt Rockerz 551 ANC Pro headphones with Adaptive Hybrid ANC active

Image: Adaptive Hybrid ANC. This image shows the headphones in use, demonstrating the noise cancellation feature.

Man wearing boAt Rockerz 551 ANC Pro headphones in Ambient Mode

Image: Ambient Mode. This image illustrates the Ambient Mode, allowing users to hear their surroundings while wearing the headphones.

5.3 Making Calls with ENx Technology

The headphones are equipped with dual microphones and ENx Technology for clear call quality.

  • Answer/End Call: Press the Multi-function button once.
  • Reject Call: Press and hold the Multi-function button for 2 seconds.
Diagram showing dual mics with ENx Technology in boAt Rockerz 551 ANC Pro

Image: Dual Mics with ENx Technology. This diagram illustrates the internal components responsible for enhanced call clarity.

5.4 Voice Assistant

Activate your device's voice assistant (Siri, Google Assistant) directly from your headphones.

  • Activate Voice Assistant: Triple press the Multi-function button.
Icons for Siri and Google Assistant, indicating voice assistant support

Image: Instant Voice Assistant. This image shows the logos for popular voice assistants, indicating compatibility.

5.5 boAt Hearables App

Enhance your experience by downloading the boAt Hearables App. The app allows you to switch between ANC modes, customize sound with an equalizer, and access other settings.

Screenshot of boAt Hearables App interface with ANC and equalizer settings

Image: boAt Hearables App. This image displays the app interface, showing options for noise cancellation and sound equalization. Scan the QR code below to download the app.

QR code for boAt Hearables App download

Link: Download boAt Hearables App

5.6 BEAST™ Mode for Gaming

Activate BEAST™ Mode for a low-latency gaming experience, ensuring synchronized audio and visuals.

  • Activate/Deactivate BEAST™ Mode: Refer to the boAt Hearables App or specific button combination (if available, not specified in input).
Person gaming with boAt Rockerz 551 ANC Pro headphones in BEAST Mode

Image: BEAST™ Mode. This image depicts a user engaged in gaming with the headphones, highlighting the low-latency feature.

6. Maintenance

Proper care will extend the life of your headphones:

  • Clean the earcups and headband with a soft, dry cloth.
  • Avoid exposing the headphones to extreme temperatures, humidity, or liquids.
  • Store the headphones in a cool, dry place, preferably in their original packaging or a protective case.
  • Do not attempt to disassemble or modify the headphones, as this will void the warranty.

7. Troubleshooting

ProblemSolution
Headphones not powering onEnsure the headphones are fully charged. Press and hold the Power button for 3 seconds.
Cannot pair via Bluetooth
  • Ensure headphones are in pairing mode (LED flashing blue/red).
  • Make sure Bluetooth is enabled on your device.
  • Move headphones closer to your device.
  • Forget the device from your phone's Bluetooth list and try pairing again.
No sound or low volume
  • Check volume levels on both headphones and connected device.
  • Ensure headphones are properly connected to the device.
  • Try restarting both the headphones and the connected device.
ANC not working effectively
  • Ensure ANC is enabled via the dedicated button or the boAt Hearables App.
  • Check for proper fit of the earcups over your ears.

8. Specifications

FeatureDetail
BrandboAt
Model NameRockerz 551 ANC Pro
Ear PlacementOver Ear
Noise ControlActive Noise Cancellation (Hybrid Adaptive, up to 42dB)
Audio Driver TypeDynamic Driver (40mm Titanium)
Frequency Range20Hz-20KHz
Bluetooth Version5.4
Battery LifeUp to 72 Hours (ANC Off), Up to 40 Hours (ANC On)
Charging InterfaceType-C
Microphones2 Mics with ENx Technology
Control MethodPush Button, Voice
Special FeaturesApp Support, Foldable Earcups, BEAST™ Mode (Low Latency)
Compatible DevicesSmartphones, Laptops, Gaming Consoles, Desktops, Tablets, Smart Speakers, Televisions
Weight120 Grams
Country of OriginChina

9. Warranty and Support

Your boAt Rockerz 551 ANC Pro headphones come with a 1-year warranty from the date of purchase.

For warranty claims, technical support, or any other inquiries, please contact:

  • Manufacturer: Imagine Marketing Ltd
  • Email: info@imaginemarketingindia.com
  • Importer/Packer Address: Imagine Marketing Limited Unit no. 204 & 205, 2nd floor, D-wing & E-wing, Corporate Avenue, Andheri Ghatkopar Link Road Mumbai Mumbai City MH 400093 IN

Please retain your purchase receipt for warranty validation.

© 2026 boAt. All rights reserved.

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