The headphones do not turn on. (WF-C700N)
Sony WF-C700N Lightning Review: Not Great, Not Terrible Either
The Noise Canceling effect is weak or not working. (WF-1000XM4)
Sony WF-C700N Review - Basics Done Right –
Sony WF-C700N Bluetooth TWS Earbuds
Sony WF-C700N review - news
The headphones do not turn on. (WF-C700N)
The WF-C700N headphones with Noise Cancelling, all-day comfort and immersive sound quality allow you to enjoy music anywhere. Cancel out background
New Sony WF-C700N Bluetooth Lightest Truly Wireless Noise Cancellation In Ear Earbuds, 360 RA, Multipoint Connection, 10 Mins Super Quick Charge
Sony WF-C700N review: comfort, ANC and sensational sound quality
Sony WF-C700N Review Changing the sound experience in budget range - The Hindu
There is no sound, or sound is only heard from one side of the headphones - earbuds (WF-C700N)
Sony WF-C700N Review
WF-C700N, Help Guide
SONY WF-C700N: Turn On Noise Cancelling