boAt Rockerz 255 is one of the highest sold earphones in the world. It is a Bluetooth earphone suitable for outdoor activities and other casual listening. Before moving into the boAt Rockerz 255 review, let’s see full specifications first.

boAt Rockerz 255 Full Specifications
We will cover all the specifications, from basic to advanced here. If you are looking for budget earphones, check best earphones under 500 in India 2021,
Basic Specs
Brand | boAt |
Model Name | Rockerz |
Full Name | boAt Rockerz 255 |
Chipset | Qualcomm CSR 8635 |
Average User Rating | 4.1/5.0 |
Inside the Box | 1 Bluetooth Earphone, USB Cable, User Manual and Extra Earbuds |
Design Features
Headphone Type | In-ear with Hooks |
Connectivity | Bluetooth/ Wireless |
Earphone Type | Closed-back |
Design Type | Neckband |
Technical Specs
Driver Type | Dynamic Drivers |
Driver Size | 10 mm |
Type of Magnet | Neodymium |
Frequency Response | 20 Hz to 20 kHz |
Impedance | 16 ohms |
Sensitivity | 98+/-3 dB |
Physical Properties
Earpiece | In-Ear Type (Small, Medium, and Large) |
Building Material | High-Quality Plastic, Metal |
Foldable | No |
Premium Features
Noise Cancellation | Yes, Passive |
Noise Reduction | Yes |
Microphone | Yes |
Mic Feature | Clear Voice Capture (CVC) Mic |
Cable Type | No Cable |
Water Proof | Splash and Sweat Proof (IPX5) |
Control Features
Number of Buttons | Three |
Power ON/ OFF | Yes |
Calling | Answer/ End |
Tracks | Play/ Pause, Song Selection, Volume Increase/ Decrease |
Voice Assistant | Apple Siri, Google Now/ Cortana |
Connectivity Features
Connection | Bluetooth |
Charging | Micro USB |
Version | Bluetooth v4.1 |
Bluetooth Range | 10 meters |
Bluetooth Features | Auto Pairing, Dual-Pairing |
Battery Features
Battery | Yes, Lithium Polymer |
Battery Capacity | 110 mAh |
Quick Charging | 10 minutes |
Quick Charging Play Time | 45 minutes |
Normal Charging Time | 1.5 hours |
Normal Playback Time | 8 hours |
Standby Time | 150 hours |
Other Specs
Weight | 26 gms |
Earbuds | Replaceable Silicone Earbuds |
Compatibility | Any Device which Supports Bluetooth (iOs, Android, etc.) |
Release Date | April 2018 |
Miscellaneous
- Magnetic Eartips
- Quick Charging
- Vibration Alert on Call
- One Year Warranty
This is the complete and full specifications of boAt Rockerz 255 earphones. This is one of the best Bluetooth earphones currently available in the market in the budget segment.
boAt Rockerz 255 Review
In the above section, we disclosed the specifications in detail. Now check our review. We have been using it for the last one year approximately.

Build Quality and Design
boAt Rockerz 255 is a neckband earphone with premium quality plastic with metallic housing. A Chromium plating is also provided to withstand wear and tear.
So it is one the best in the case of physical strength. A hook is given on each earpiece to ensure a perfect and fall-free fit even during workouts and running.
The control buttons plus the mic let you answer calls and manage tracks without touching your smartphone.
Sound Quality and Performance
The 10 mm Dynamic Drivers deliver you thumping bass and crystal clear audio. Powerful bass, along with balanced mids and lows, makes it apt for the music of all genres.
The snugly fitting buds block external noise entering your ears, thus offering a premium passive noise-cancelling property. You can listen to your songs or podcasts even in a noisy town at a lower volume.
The integrated mic helps to make calls, and the CVC technology filter out noise. The IPX5 rated product is good for your workout needs also.
Premium Features
boAt Rockerz 255 comes with a rechargeable 110 mAh Li-polymer battery. The boAt Rockerz 255 charging time is 1.5 hours and delivers a playback time of 8 hours.
In the quick charging aspect, 10 minutes work for 45 minutes. It is enough for your quick planned trips.
This IPX5 rated waterproof product can withstand sweat and moisture and can wear even underwater.
Wireless Features
The wireless connectivity is established by Bluetooth 4.1 version. Even though it is a bit outdated compared to the latest version 5, it works pretty well.
It also supports voice assist like Siri and OK Google and can be activated by tapping on the multi-function button.
Final Comments
We have provided boAt Rockerz 255 full specifications and a detailed boAt Rockerz 255 review after using the product for nearly 1.5 years and still using it. This is one of the best headphones you can get in terms of audio quality and build quality.
The ergonomics and waterproof make it best for workouts also.
If you are already a user, drop your comments below.
