With NFC, Bluetooth, and round-the-neck-support, Sony's WI-C400 earphones offer super sounds and comfortable all-day listening. Take hands-free calls with ease and have confidence they'll keep going all day with a long-lasting rechargeable battery. Wireless Connection Immerse yourself in the music without the use of cables by using the NFC One-touch feature. Access your music collection via your NFC-enabled device using its quick and seamless connection and simply hit the play button. If your device does not have NFC set-up, then you can easily connect via Bluetooth. Hands-free Calls Handle your calls effectively with the built-in microphone. Control music playback and volume, take calls, or activate your smart phone's voice assistant from the simple buttons on the neckband. Neckband Support Perfectly fitting around your neck, you'll feel weightless whilst listening to your music. And the neckband gently vibrates when you receive a call so you won't miss a thing. Cable management features keep the wires tangle-free and adjusted to just the right length. Long Listening Power Listen cable-free for up to 20 hours of battery life, and enjoy your commute or exercise without the restrictions.
