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Plantronics Audio 646 USB

Plantronics Audio 646 USB
alaScore 75

32 reviews

Apr, 2014

alaTest has collected and analyzed 32 reviews from magazines and websites. Reviews about the portability and usability are on the whole positive. The sound and value for money also get good feedback, but reviews about the microphone and comfort are mixed.

value for money, sound, usability, portability

We analyzed user and expert ratings, product age and more factors. Compared to other Headsets the Plantronics Audio 646 USB is awarded an overall alaScore™ of 75/100 = Good quality.

Review analysis

(Based on 32 reviews)

Expert Reviews  

User Reviews  

Showing 18 review(s)

Expert Reviews User Reviews
Showing 1 - 10 of 18 Show Reviews: in English | in other languages (2)

Consumer review by:

Amazing Quality


Have been using for 2 and half years now, dog has stepped and chewed on it, have sat on it and yet it keeps on truckin. It is an amazing unit and the voice quality is SICK!

Clear Signal","Connects Easily","Good Sound","Good Volume Control","Lightweight","Noise Cancellation

Consumer review by:

PLANTRONICS .Audio 646 DSP Digital USB Behind-the-Head Stereo Headset


One other thing of note is that the cord is short at 6 ft. long. That's a problem for me but for sitting at the computer it's fine.

Cheap. Good sound and mic quality for the price

Flimsy. Today I was getting ready to play an online game, so I moved the mic down towards my mouth and the casing around it snapped clean. While it still works, it's currently held together by double sided tape. Also, the ear cushions keep popping out....

Consumer review by:

Incompatible with PS3 Don't Recommend



ONLY works with PC/MAC does NOT work with PS3, Plantronics did something to disable the mic on the PS3 which is what I specifically bought this for


Consumer review by:

Not for long sessions


The comfort is really a shame. I love the volume controls, and overall audio quality.

The speakers and mic are both above average for the price. The inline volume control works directly with your computer's volume settings, which is extremely nice

Extremely uncomfortable for anything more that a couple minutes. It was giving me headaches before i heated and expanded the neckband. The pair i got had the foam completely off of the hear piece, and it is very tough to put back on

Consumer review by:



This is a great headset and very comfortable!!!! For the price you cannot beat i!!!

Consumer review by:

Plantronics .Audio 646 Digital USB Behind-the-Head Stereo Headset


I've had a hard time finding gaming headset with a usb port. These fit the bill - work great!

Consumer review by:

Paul A


My Dell laptop only has a headset port not a headphone port so I had to switch to USB. This Headset does the trick

Consumer review by:



Good sound, the in-line volume control is a definite plus. The headset fits perfectly and it is everything that I have come to expect from a Plantronics product but at a much lower price. The fact that it is USB allows me to keep both it and my...

Consumer review by:



Very pleased with the product. Appears to be very good quality and is very comfortable wearing.

Consumer review by:

Raqj Against The Machine


Comfortable, easy to set up, very clear sound quality when using Google Voice. When testing for the ringtone I thought it wasn't set up properly because I thought I heard the sound still coming from my desktop speakers in front of me. But I slipped off...


Product Specifications


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


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

General Features

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