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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 106 Showing 2,101-2,120 of 2,180 reviews
  • Rated 1 out of 5 stars

    Junk

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

    Cheap quality! Not worth the money. Poor sound quality and poor design. Earbuds do not retract.

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

    Not a good product

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

    I purchased this product for my son, and a week later they no longer work.

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

    Sony Bluetooth

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

    Sound and battery life are horrible. Ear buds do not stay on. I will not purchase these again.

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

    Headphones

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

    These were not a quality item. They also had difficulties pairing with devices.

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

    Not what I expected

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

    It was a fair price but every time I used it, people would say I was too muffled to hear.

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

    Garbage

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

    Sony just can't seem to get it right with earbuds. The overall quality is horrible.

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

    Terrible headphones

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

    No range, I could not walk in the next room over without losing bluetooth connection

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

    these are not very clear

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

    I will not buy these again, they do not come though clear and you sound muffled

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

    Neck in ear headphone

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

    I think this product is sturdy but is hard to hear on it.

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

    Would not recommend

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

    Headphones quit working after one week. They no longer power up.

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

    Not comfortable to wear

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

    Can't wait to return them The volume control dosen't work properly

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

    Over priced and poor workmanship.

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

    Would not recommend. Definitely not worth the money.returned it.

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

    Headset adjustment and clarity was not good

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

    I would not recommend due to the clarity, background noise and the neck not fitting well

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

      Hi Night, To experience the best audio quality, please make sure the earbuds are properly fit to your ears by using the right size according to the size of your ears: http://helpguide.sony.net/mdr/wic400/v1/en/contents/TP0001514564.html
      We appreciate your feedback and we will forward this to the right department. Regards,
      Vincent sony_US

  • Rated 1 out of 5 stars

    poor quality is heard as an echo

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

    poor quality is heard as an echo.when making a call the reception is very bad

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

    Won’t power on

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

    I bought the earbuds in March and by October they no longer power on. So much for JVC

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

      Hi Gadgetguy, We are sorry to hear what happened. In this case, Please allow us to help you and make this a better experience. Kindly send us an email at [email protected] including my name, model number and this feedback post in the email. Hope to hear from you. Regards, -David sony_US

  • Rated 1 out of 5 stars

    Sony Bluetooth

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

    This Bluetooth cuts out when speaking the voice is not too loud nor clear .

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

    Not good

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

    Poorly designed and no where never the Technology of LG or the other styles.

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

    Stop working after 2 weeks

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

    Poor sound, poor mic and voice while using cell phone. Stop working after two weeks.

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

    Headphones

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

    Having to turn the headphones on everytime I needed to use them has gotten old.

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

    Very poor

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

    Everybody I talk to complains that they hardly hear whatever I’m saying.

    No, I would not recommend this to a friend