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Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish reviews
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Compare Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish reviews, specifications and available UK retailer offers. Check the details for this exact model and follow the original critics’ findings.
Manufacturer codeBTMASTERK
The product, explained
About the Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish
Cellularline BTMASTERK is listed in the headphones & headsets category. The recorded specifications include product type: Headset; wearing style: In-ear; connectivity technology: Wireless. This entry covers manufacturer code BTMASTERK. Specifications relate to this exact source record; other editions or packages may differ.
The source lists Wireless connectivity. Check the actual inputs and supported devices before choosing accessories. Connection type alone does not establish sound quality, wireless delay or compatibility with a particular service.
- Product type
- Headset
- Wearing style
- In-ear
- Connectivity technology
- Wireless
- Bluetooth
- Yes
- Microphone type
- Built-in
- Weight
- 90 g
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Before choosing the Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish
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Compare battery results with noise control enabled at ordinary volume.
Independent perspectives
Expert reviews 0
Independent ratings, converted to the same five-point scale. Each card links to the original review and identifies the available evidence.
No scored critic reviews have been imported for this exact product yet. It remains unrated.
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8/ 104.00/ 5
An illustration of conversion, not this product’s rating.
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Find the best fit by considering the score alongside the critic count, review dates, tested version and the strengths that matter to you. Eligible model-level reviews identify the tested configuration. Reviews of different hardware are shown separately and do not enter this product’s COR Score.
Know exactly what you’re buying
Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish specifications
Manufacturer code: BTMASTERK · Icecat product 36164683 · Checked 19 Sep 2026. Specifications belong to this exact model.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Product type | Headset |
|---|---|
| Wearing style | In-ear |
| Connectivity technology | Wireless |
| Bluetooth | Yes |
| Microphone type | Built-in |
| Weight | 90 g |
More product specifications
Open a section for the details that matter to you.
Audio & listening3 details
| Headset type | Monaural |
|---|---|
| Ear coupling | Intraaural |
| Intraaural headphones type | In-ear monitors |
Connections & wireless2 details
| 6.35 mm connector | No |
|---|---|
| Bluetooth version | 5.0 |
Power & battery6 details
| Battery operated | Yes |
|---|---|
| Battery type | Built-in battery |
| Battery weight | 3 g |
| Wireless charging | No |
| AC adapter included | No |
| USB Type-C required charging power (min) | 2.5 W |
Controls & features2 details
| Volume control | No |
|---|---|
| Bone conduction sensor | No |
Design & dimensions6 details
| Product colour | Black |
|---|---|
| Foldable | No |
| Cable length | 0.15 m |
| Width | 20.5 mm |
| Depth | 30 mm |
| Height | 70.5 mm |
Software & compatibility1 detail
| Brand compatibility | Universal |
|---|
Further product details5 details
| Recommended usage | Calls/Music |
|---|---|
| Plug and Play | Yes |
| Dangerous goods class | Class 9 |
| Radio Equipment Directive (RED) | Yes |
| UN number | UN3481 |
Packaging & supplied accessories8 details
| Package width | 36.6 mm |
|---|---|
| Package depth | 90 mm |
| Package height | 165 mm |
| Package weight | 115 g |
| Package type | Blister |
| Cables included | Micro-USB |
| Batteries included | Yes |
| Warranty period | 2 year(s) |
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.
Build your shortlist
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Your questions, answered
Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish FAQs
How many expert reviews are available for Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish?
No scored critic reviews have been imported for this product yet. This means review coverage is missing; it does not mean the product received a poor review.
What is the COR Score for Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish?
The COR Score is tbd. We publish a combined score only after at least three distinct critics have usable ratings. Any individual reviews already available remain visible.
Which exact version does this page cover?
This page identifies Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish using manufacturer code BTMASTERK. Check that code, configuration and supplied accessories against the retailer listing. Related-version reviews are labelled separately and do not contribute to this version’s score.
What is the listed product type for Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish?
The source specification records product type as Headset. This is a specification, not an independent performance measurement. Check the exact model and the original critic reviews for real-world results.
What is the listed wearing style for Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish?
The source specification records wearing style as In-ear. This is a specification, not an independent performance measurement. Check the exact model and the original critic reviews for real-world results.
Where can I compare prices for Cellularline Master Headset - Universal Ergonomic mono Bluetooth® headset with faux leather finish?
Use the retailer-offer section on this page for available matched offers. If no offer is shown, we do not currently have a verified price. Confirm model, stock, delivery and the final total at the retailer; coverage does not include every seller.
What does ANC remove?
It can reduce certain background sounds, especially when fit is good, but it will not remove every sound. Judge it for your environment.
Will Bluetooth version tell me every feature?
No. Features depend on profiles and implementation in both devices. Check manufacturer support information for the exact pairing.
Are open-backed headphones suitable for commuting?
Usually no. They let outside sound in and leak your audio, which may suit quiet home listening but not shared or noisy spaces.
How should I use the specifications alongside reviews?
Use the recorded features to check compatibility and make a shortlist. Read the original reviews for measured performance, everyday use and the tested configuration.
Understand your options
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