Sony Wireless Smart Bluetooth Stereo Headphone Handset With Built-in FM Radio, NFC Technology, Splashproof Design, Oled Display, Black Finish Bluetooth Wireless 3.0 - Move around freely and leave your phone in your pocket, bag or anywhere within range. For a hands-free calling experience, just connect the included headphones Handset and Headset - Enjoy a comfortable and easy calling experience with clear voice audio. When you get a call on your smartphone, the OLED display will show you who's calling Built-in FM Radio - The built-in FM radio with RDS lets you listen to real-time entertainment when you're on-the-go Listen to Music - Listen through headphones and enjoy deep bass and clean, clear treble. You can even listen to online entertainment via your phone, tablet or laptop. View artist name and track info on the display Smart App-Enabled - The SBH52 is optimized for Android, and you can download a selection of app extensions from Google Play to enhance functionality. Using the display you can browse recent calls or read text notifications and messages