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Plantronics Blackwire C420-M

Plantronics Blackwire C420-M
alaScore 83

41 reviews

Apr, 2014

  • No negative mentions yet

alaTest has collected and analyzed 41 reviews from magazines and websites. Reviewers really like the microphone and comfort. The sound and design are also mentioned favorably.

design, sound, comfort, microphone

We analyzed user and expert ratings, product age and more factors. Compared to other Headsets the Plantronics Blackwire C420-M is awarded an overall alaScore™ of 83/100 = Very good quality.

Review analysis

(Based on 41 reviews)

User Reviews  

Showing 3 review(s)

Expert Reviews User Reviews
Showing 1 - 3 of 3 Show Reviews: in English | in other languages (2)

Consumer review by:

Great Headset


I use this headset to record narration to online educational presentations. I typically send it to my clients and it is a simple plug and play device that makes connection to the computer really easy for my clients. A no brainer.

Comfortable","Compact Design","Easy To Use","Great Sound Quality","Quality Microphone

Consumer review by:

very good purchase


the headsets has very nive audio quality and very comfortable. the only negative is the short cord (very little movement available).

value, Easy to Use, Performance

short cord

Consumer review by:

Great Product


My office recently switched from wired telephones to computer-based CISCO IP Communicator. I bought this headset as a test to see if it performed better than the headset supplied with the software by my IT department--it does. The best feature is the...

Features, Easy to Use, Design


Product Specifications


Display: No
Integrated Amplifier: No
LCD Display: No
Microphone Boom Arm:Adjustable
Multi Compatible Gaming Function: No
Mute Control: Yes
Noise Cancellation: Yes
Sound System:STEREO
Switchbox from Telephone to Headset: No
Volume Control: Yes


Bluetooth: No
Connection:Other Wired Connection / USB
USB: Yes
USB Dongle: No

General Features

Compatibility:Not Applicable
Form factor:Headband Headset
Product Type:Headband Headset