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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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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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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
No, I would not recommend this to a friend
Rated 1 out of 5 stars
Would not recommend
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This reviewer received promo considerations or sweepstakes entry for writing a review.
Headphones quit working after one week. They no longer power up.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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
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
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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
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
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
No, I would not recommend this to a friend
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 .
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
No, I would not recommend this to a friend
Rated 1 out of 5 stars
Horrible Bluetooth
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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.
This review is from Sony - C400 Wireless Behind-the-Neck In Ear Headphones - Black
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