boAt Rockerz 333 ANC – Complete Support Guide with Specifications & FAQs

📄 Original Source: boAt Official Support – Rockerz 333 ANC

boAt Rockerz 333 ANC

Neckband with DIRAC Opteo™ Crystal Bionic Sound & 25dB ANC

The Future of Sound, Powered by DIRAC

boAt Rockerz 333 ANC is the first neckband in Asia powered by DIRAC, equipped with DIRAC Opteo™, Active Noise Cancellation, and ENx™ Technology for an incomparable audio experience:

DIRAC Opteo™ – Crystal Bionic Sound continuously optimizes audio
Up to 25dB ANC – Plus Ambient and Normal modes
13mm Drivers – Powerful, immersive sound
ENx™ Technology – Clearer voice calls
ASAP™ Charge – Fast top-ups with a detailed playtime matrix
Dual Pairing – Connect two devices simultaneously
Bluetooth 5.2 – Stable 10m connection
IPX4 Water Resistant – Built for durability

Key Features at a Glance

🎧 Crystal Bionic Sound

DIRAC Opteo™ continuously optimizes your listening

🔇 25dB ANC

Cycle through ANC, Ambient, and Normal modes

⏱️ Up to 24 Hours

Talk time; varies by ANC/Sound mode combination

⚡ ASAP™ Charge

10 min charge = up to 6 hrs playtime

Full Specifications

Specification	Details
Type	Bluetooth Wireless Neckband Earphones
Bluetooth Version	V5.2
Active Noise Cancellation	Yes; up to 25dB
Ambient Mode	Yes
ENx™ Technology	Yes
Driver Size	13mm × 2
Frequency Response	20Hz – 20kHz
Battery Capacity	220mAh
Talk Time	Up to 24 Hours
Music Playtime	24 hrs (Power Saver, no ANC) / 20 hrs (Crystal Bionic Sound, no ANC) / 15 hrs (Power Saver + ANC) / 13 hrs (Crystal Bionic Sound + ANC), at 60% volume
Charging Time	About 1.5 Hours
Charging Interface	USB Type-C
Transmission Range	10 Meters
Water Resistance	IPX4
Dual Pairing	Yes
ASAP™ Charge	Yes
Low Latency / Gaming Mode	No

📄 Official User Manual

Download the official User Manual PDF: Rockerz 333 ANC Manual (PDF)

10-Minute ASAP™ Charge Playtime

Mode Combination	Playtime from 10 min Charge
ANC ON & Crystal Bionic Sound ON	3.5 hours
ANC ON & Crystal Bionic Sound OFF	4.5 hours
ANC OFF & Crystal Bionic Sound ON	5.5 hours
ANC OFF & Crystal Bionic Sound OFF	6 hours

Technology & Features

DIRAC Opteo™ Crystal Bionic Sound

DIRAC’s Crystal Bionic Sound constantly optimizes audio output for a musical experience unlike any other. Double press the MFB to switch Crystal Bionic Sound ON; double press again to switch it OFF and enter Battery Saver Mode.

Active Noise Cancellation (up to 25dB)

Single press the ANC button to cycle: ANC ON (cancels unwanted background noise) → Ambient Mode (lets you stay aware of surroundings) → Normal Mode (ANC and Ambient both off). By default, the neckband starts in ANC OFF mode the first time you use it.

Power (Battery) Saver Mode

Double press the MFB to toggle Power Saver Mode, which turns off Crystal Bionic Sound and ANC to extend battery life (confirmed with a sound prompt). This activates automatically once battery drops below 20%, and the earphones start in Battery Saver Mode by default whenever powered on.

ASAP™ Charge Technology

boAt’s patented fast-charging technology delivers playtime ranging from 3.5 to 6 hours from just 10 minutes of charging, depending on your active ANC and Crystal Bionic Sound settings. Use a Type-C 5V/2A adapter for effective ASAP™ Charge performance.

Dual Pairing

Connect Rockerz 333 ANC to two devices at once. Pair to the first device, turn off both the earphones and that device’s Bluetooth, pair to the second device, then re-enable the first device’s Bluetooth to have both stay connected.

Multifunction Button (MFB) & ANC Controls

Action	Function
Press & hold MFB (2 sec)	Power ON / Enter pairing mode
Press & hold MFB (5 sec)	Power OFF
Press & hold Volume Up + Volume Down together (5 sec)	Factory Reset / Clear paired devices
Short press MFB once	Play/Pause, Answer/End call
Double press MFB	Reject call (during ring)
Triple press MFB	Activate Voice Assistant
Double press MFB (idle)	Toggle Crystal Bionic Sound / Power Saver Mode
Press & hold Volume Up (2 sec)	Next Track
Press & hold Volume Down (2 sec)	Previous Track
Short press Volume +/-	Adjust Volume
Press ANC button once	Cycle: ANC ON → Ambient Mode → Normal Mode

Note: The neckband automatically turns off if no pairing is established within 5 minutes of entering pairing mode.

Pairing & Connectivity

Initial Pairing

Press & hold the MFB for 2 seconds to power on and enter pairing mode
The blue and red LEDs flash alternately to indicate pairing mode
Open Bluetooth settings on your device and search for ‘Rockerz 333 ANC’
Select the device from the list; enter passcode 0000 or 1234 if prompted
Once connected, the blue LED flashes once every 5 seconds to confirm the connection

LED Indicator Guide

Power ON: Red LED flashes once
Pairing mode: Red and blue LEDs blink alternately
Connected: Blue LED flashes once every 5 seconds
Low battery (<20%): Red LED flashes quickly with a “Low Battery” prompt every 10 minutes
Charging: Solid red LED (cannot power on while charging)
Fully charged: Red LED turns OFF
Factory reset successful: Red and blue LEDs flash rapidly

Charging & Battery

How to Charge

Plug the USB Type-C cable into the neckband and connect the other end to a computer or wall adapter
Use a 5V/2A wall adapter for correct voltage
Full charge takes about 1.5 hours
Solid red LED indicates charging; LED turns off once fully charged
Note: The neckband cannot be turned on while charging

Troubleshooting Guide

Connectivity Issues

Neckband not connecting via Bluetooth

Ensure the device is in pairing mode – hold the MFB for 2 seconds until alternating red/blue LEDs flash
Clear the pairing list: press and hold Volume + and Volume – for about 5 seconds in standby mode
Confirm the device is within 10m range with no obstructions
If prompted for a passcode, enter 0000 or 1234
Check for software issues on your phone; try forgetting the device or updating mobile software

One side not working or disconnecting frequently

Restart the device
Perform a factory reset
Test with different devices and media players to isolate the issue
Remove any obstructions and move closer to the connected device

Dual pairing not working

Pair to the first phone as per usual procedure, then switch off both the earphones and the first phone’s Bluetooth
Switch the earphones back on and pair to the second phone
Switch the first phone’s Bluetooth back on – the earphones should reconnect to both
Try dual pairing with other devices to isolate the issue

Charging Issues

Not charging or battery life is low

Test the charging cable with another device
Use only 5V/2A chargers
Charge until the red light turns off completely
Check the battery hasn’t been tampered with or exposed to electrical damage
Clean the charging port with a cotton swab if clogged with dirt
Confirm the adapter and cable support fast charging

Sound Issues

Sound is distorted, low volume, low bass, or low quality

Set your phone’s equalizer to Normal/Default/Zero/None
Reset the device or clear the paired devices list
Clean ear wax buildup with a cotton swab and alcohol, then air dry
Ensure no obstructions and stay within 10m Bluetooth range

Volume changes automatically

Set the connected device’s equalizer to Normal/Default/Zero/None
Reset the device or clear the paired devices list

Power & Control Issues

Neckband won’t turn on

Confirm the device has been fully charged (red light turns blue when complete)
Use only 5V/2A output chargers
Check for mishandling, broken wires, or exposure to sunlight/fire hazards

Built-in controls not working

Test whether controls work while connected to a different device
Forget the device and pair again
Verify the media player supports Bluetooth controls
Check for physical damage or hazard exposure

Voice assistant doesn’t wake up

Check that Google Assistant or Siri is enabled on your paired device
Triple-press the MFB; this may be restricted by default on some devices

Microphone Issues

Microphone not working

Reset the earphones
Ensure the microphone isn’t blocked by any particles
Hold the microphone at an adequate distance to pick up your voice
Test with a voice recorder to confirm mic function
Check the mic wasn’t exposed to sunlight, fire, or liquid beyond its resistance rating

Frequently Asked Questions

How long is the battery life?

Talk time is up to 24 hours. Music playtime ranges from 13 to 24 hours depending on whether ANC and Crystal Bionic Sound are active. Full charging takes about 1.5 hours.

What is Crystal Bionic Sound?

Crystal Bionic Sound, powered by DIRAC Opteo™, constantly optimizes the audio for an enhanced musical experience. Double press the MFB to switch it on; double press again to switch it off and enter Battery Saver Mode.

How do I activate ANC?

Single press the ANC button to cycle through ANC ON, Ambient Mode, and Normal Mode. By default, the neckband starts in ANC OFF mode the first time you use it.

Does it have ANC and Environmental Noise Cancelling?

Yes, Rockerz 333 ANC offers up to 25dB Active Noise Cancellation as well as ENx™ Environmental Noise Cancelling for calls.

Does it support low latency for gaming?

No, Rockerz 333 ANC does not support low latency mode.

Can I use any USB Type-C cable for ASAP™ Charge?

For ASAP™ Charge to work effectively, use a Type-C adapter with 5V/2A specification.

Can I swim with the Rockerz 333 ANC?

boAt Rockerz 333 ANC earphones are IPX4 certified, meaning they can withstand a low-pressure water jet spray but cannot withstand being submerged in water. It’s recommended not to use them during swimming sessions.