Enjoy all-day audio with the blackWI-C400 Headphones from Sony. These wireless headphones utilize an around-the-neck design for comfortable, all-day wear. They feature 9mm drivers and utilize Bluetooth connectivity to stream high-quality digital audio from compatible devices. NFC technology is also onboard for easy, one-touch pairing. When
More InfoEnjoy all-day audio with the blackWI-C400 Headphones from Sony. These wireless headphones utilize an around-the-neck design for comfortable, all-day wear. They feature 9mm drivers and utilize Bluetooth connectivity to stream high-quality digital audio from compatible devices. NFC technology is also onboard for easy, one-touch pairing. When paired with your phone, you'll get vibration alerts when you receive a new message or incoming call. You can navigate tracks, adjust volume, and manage calls with the easy-to-use controls and, thanks to the WI-C400's battery, you can enjoy up to 20 hours of continuous playback on a full charge.
Simply tap your device on the NFC logo to stream using Bluetooth technology
Your headphones sync with your smartphone so you get message alerts and receive incoming calls with vibration notification
Keep your cable clipped neatly out of the way in your neckband with the adjuster and stopper
Use the buttons to play, stop, or skip through tracks, adjust the volume, and activate your smartphone's voice assistant features
Keep music going with up to 20 hours of long-lasting battery