Sony Wireless Behind Neck In Ear Headphone WI-C400 provides absolutely rich sound while not worrying about earphones falling off. Get it now.
Easy Bluetooth connectivity with NFC one-touch
Up to 20 hours’ of battery life
9mm neodymium drivers for dynamic sound
Comfortable behind-the-neck style with cable management
Vibration for incoming calls
Connectivity Technology: Wireless
Features
NFC One-touch for instant connectivity
Near Field Communication (NFC) and Bluetooth technology remove the need for wired connections and complex set-up sequences. Simply touch your NFC-enabled device to the headphones for a quick, seamless connection, then start streaming your music collection. No NFC? No problem. Connect via Bluetooth and you’re ready to go.
Long listening time with up to 20 hours battery life
Perfect for commuting or when you want to enjoy your music all day, when fully charged you can enjoy up to 20 hours of music playtime or talk time.
Color variations
Headphones are available in black, blue or white.
Neckband for all-day listening
Shaped for comfort, the lightweight neckband allows you to wear your headphones all day, keeping the earbud in place.
Cable management
The cable can be stored tangle-free and neatly held in place with the cable adjuster and stopper, keeping it out of the way.
Vibrating neckband for calls
Your neckband will vibrate to let you know you receive a call, so you won’t miss a thing.
Easy operation with buttons
Use the buttons to play, stop or skip through tracks and adjust the volume. You can also push them to activate your smartphone’s voice assistant features or make hands-free calls.