SONY WIC400/B Bluetooth headphones

Bluetooth 4.2 for wireless music and phone calls with compatible smartphones 9mm drivers tangle-free cable management features adjustable cable length for each earbud power, volume, and music playback/call controls on left side of neckband built-in microphone for making calls with your smartphone built-in rechargeable battery offers up to 20 hours of listening Only the headset. No other accessories Shipping is fast!!!