Save Rs. 300/- by choosing an Unboxed instead. Sony's new launch is an exciting In-ear wireless earphone which lets you move with music anywhere. The WI-C400 has a battery life of upto 20 hours so that you keep your music playing all day long. The newly designed tangle-free cable management in the WI-C400 keeps cable clipped neatly out of the way on your neckband. No need of pulling out your phone to keep checking notifications, just simply chill with your music and get notified with your Smartphone activity by vibration. Cool operating keys gives you full control over the activity. With NFC & Bluetooth, connecting to your WI-C400 has never been easier. The Sony WI-C400 comes in amazing vibrant colors so that you choose what suits you the best and stand out from everyone else. Tangle free cable management The special design keeps your cable clipped neatly out of the way in your neckband with the adjuster and stopper. No more adjusting the cable if it gets in your way and you just concentrate on your activity. Get notified with vibration Never miss an update from your smartphone by a vibrating notification. Whenever you get an update, the neckband will simply vibrate and notify you whenever you get a call or a text. Easy operations with buttons High functionality buttons gives convenience to your fingertips and lets you have full control. Activate your smartphones voice assistance for hands free experience just by a press.