NFC Levitating Speaker, SainSonic SS-01 Portable 3D Wireless Bluetooth Floating Levitating Maglev Speaker, White 3D Surround Stereo - Special sound guide cone is designed to increase 3D surround effect, which can rotate 360 degrees Bluetooth 4.1 Technology - Bluetooth speaker floats in the air with 10mm ground clearance Built-in NFC Function - Any smartphones or tablets with NFC function can pair automatically Charging Dock - The base, once connected to a direct power source, can be used as a charging dock for tablets and smartphones Built-in NFC Function - Quick pair between any NFC smart phones or tablets