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Customer reviews

Rating 3.9 out of 5 stars with 2180 reviews

Rating Filter

Rating by feature

  • Sound Quality

    Rating 4.3 out of 5 stars

  • Battery Life

    Rating 4.5 out of 5 stars

  • Connectivity

    Rating 4.4 out of 5 stars

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Cons mentioned filter

74%would recommend to a friend

Customers are saying

Customers recognize the C400 Wireless Behind-the-Neck In Ear Headphones for their exceptional sound quality, long battery life, and comfortable fit. Many users appreciate the great sound and find the earphones lightweight and easy to use. However, some users have concerns about connectivity issues, microphone quality, and the overall design of the headphones.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 107 Showing 2,121-2,140 of 2,180 reviews
  • Rated 1 out of 5 stars

    Horrible Bluetooth

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It wouldn't pair to my phone and it felt so cheap and uncomfortable around my neck.

    No, I would not recommend this to a friend
    • Brand response from SonyListens
      Posted .

      Hi Boodaddy, You may review the specifications of your phone. Make sure it supports the BLUETOOTH profile HFP (Hands-free Profile) or HSP (Headset Profile), via a BLUETOOTH connection: http://helpguide.sony.net/mdr/wic400/v1/en/contents/TP0001513170.html
      Sony takes into consideration all feedback to improve the performance and quality of our products and services. We'll forward your feedback to the right department.
      Regards,
      Vincent sony_US

  • Rated 1 out of 5 stars

    Horrible

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is abooorly manufactured piece of junk! Wouldn’t recommend it to no one

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Terrible sound

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Voice quality is not good sounds garbled. Expecting better from sony

    No, I would not recommend this to a friend
    • Brand response from SonyListens
      Posted .

      Hi, Mayberry!

      We are sorry to hear about what happened. Sony takes into consideration all feedback to improve the performance and quality of our products and services. We're always looking to make Sony better.


      Erin Sony_US

  • Rated 1 out of 5 stars

    Bad sound

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Others cant hear you very well when talking on phone. Uncomfortable around neck.

    No, I would not recommend this to a friend
    • Brand response from SonyListens
      Posted .

      Hi Michelle,

      We regret to hear that this unit failed to meet your expectations. We're always looking to make Sony better. Thank you for sharing your feedback with us. Have a wonderful day! ~Zac sony_US

  • Rated 1 out of 5 stars

    Waste of money

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The headset picks up the background noise. The person is unable to hear you.

    No, I would not recommend this to a friend
    • Brand response from SonyListens
      Posted .

      Hi 2wishes, thank you for taking the time o provide us your feedback about the headphone. We are sorry for any inconvenience this may have caused you. Have you tried resetting or initializing the headphone to isolate the issue? If not yet, we recommend doing so by following the steps here: https://helpguide.sony.net/mdr/wic400/v1/en/index.html


      Regards,
      Erin sony_US

  • Rated 1 out of 5 stars

    Poor sound

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Poor sound quality. very ofter people on the other line couldn't hear me.

    No, I would not recommend this to a friend
    • Brand response from SonyListens
      Posted .

      Hi LJThaDJ, we appreciate for your feedback and we would like to hear more from you. Please reach us at [email protected] with your concern. Please also include your contact and product information. Thanks! Sony_US

  • Rated 1 out of 5 stars

    not working to hard

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Stopped working.. to uncomfortable for around the neck. Very stiff

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Horrible

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Sound quality was bad and buds just hung down. Returned two days later

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Bad

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very bad quality is very to used very bad sound bad everything

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Old technology

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Should be pulled off of the shelf and not sold anywhere

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Second time I bought this product

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    After one month using said not peariing bought first was the same

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Plastic

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Everything it’s plastic. I returned as soon I open the box

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    NO GOOD

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Nowhere to put cord and the sound echos don’t like this product

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    No good

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    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I took them back after 2 days. To much background noise

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Sony C400

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The worst bluetooth headset ever.!!! No magnetic retention.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Not good

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    These bluetooth suck very staticky definitely returning.

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Not good fit

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    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Not as good as lg tone and beats x. Not very durable

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Cheap

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I didn't like these. I thought the wire was to thin

    No, I would not recommend this to a friend
  • Rated 1 out of 5 stars

    Poor sound

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Picks up all the background noise wires too long too

    No, I would not recommend this to a friend
    • Brand response from SonyListens
      Posted .

      Hi Killeen,
      We regret to hear about the sound issue. This unit doesn't have noise canceling feature. Sony takes into consideration all feedback to improve the performance and quality of our products. We will forward your information to the proper department. Thank you for your feedback.
      Regards,
      -Jay
      Sony Social Support Sony_US

  • Rated 1 out of 5 stars

    Do not buy

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    A waste of money, terrible microphone and hearing.

    No, I would not recommend this to a friend
    • Brand response from SonyListens
      Posted .

      Hi, Alastair!

      We are sorry that the headphones failed meeting your expectation. We would like to know more from you and help you out. Please email us at [email protected] with the following details:

      Name:
      Best Buy Username:
      Model Number:
      Issue:
      Telephone Number:
      Best Time to Call:


      Sincerely,

      Erin
      Sony Social Support Sony_US