New Hi-Fi Stereo Bluetooth Headphone Headset with NFC function, work for Samsung Android smart cell phone; Apple Phone and almost all Tablet PC---Best Audio Performance - Stereo - NFC function - Clear Mic-phone - Over the head--With Retail Package (Black) With NFC function easy use! Best Audio Performance - Stereo - NFC function - Wireless Bluetooth 33 feet distance - Over the head Built-in microphone, Allows clear communication; Enables use as a headset. Music and phone controls ensure ease of use. This is wireless bluetooth headphone, but also have one 3.5mm audio jack, Provides a simple wired connection of a variety of devices. 40mm drivers speaker, Along with neodymium magnets produce deep, enhanced bass and full-range sound for dynamic audio. Built-in rechargeable lithium-polymer battery With high capacity enables up to 10 hours of talk time or audio playback