SODO MH3 Wireless Headphones with NFC & Flip‎-out Loud Speaker it comes with Powerful Bass Super Stereo Sound Effect‎:‎ 40mm large dynamic alloy speaker drivers‎,‎ Excellent Deep Bass & Stereo Sound Output Performance‎,‎ enjoy high quality music two different ways‎.‎ Multiple modes of connection help you enjoy your music better it supports Bluetooth 3.0 ‎,‎ aux in‎,‎ FM radio‎,‎ TF card and NFC‎.‎ Easily Foldable to make into a Speaker or a pair of Headphones‎.‎ On Sodo MH3 Bluetooth 2 IN 1 Headphone‎,‎ the finest materials were applied like leather cushion head‎-pad makes it perfect for long‎-time wearing as well as noise isolation‎.‎  Headband is designed to be adjustable so it could fit different head size‎.‎ It lasts 6 hours in headphone mode‎,‎ 3 hours in speaker mode‎,‎ 8 hours talking time and 23 hours standby time‎.‎  No need to charge every step of the way‎,‎ it will last along the way‎.‎ Noise Cancelling‎.‎ Comfortable Wearing Design   Be it an iPhone‎,‎ Samsung‎,‎ HTC‎,‎ LG‎,‎ Sony or other android smartphones‎,‎ you can connect Sodo MH3 with them   effortlessly and start enjoying your favorite music in no time‎.‎How to use Bluetooth Function In this mode The FM signal is Cut‎-of ‎.‎The indicator lights will alternatelybink between blue&red indicating Bluetooth mode is ready for pairing‎.‎Use a Bluetooth enabled audio player or cellphone to search for the Bluetooth pairing name MH3 being transmitted by the headphone‎.‎Once paired ‎,‎ play the music on audio player /cellphone and it will be heard on the headphone unit‎.‎