Bluetooth 2 IN 1 Headphone

Bluetooth 4.2 & strong compatibility advanced chip bluetooth 4.2 technology is perfectly paired with almost all bluetooth-enabled mobile devices, such as for iphone 7 7plus se 6 6plus, for samsung galaxy s7, tablet pc, laptop, etc two-way sound: headphone and speaker mode you can enjoy music with ear cups inwards twist and you want to share music with others with outwards twist. two ways of sounding, convenient and helpful modes & nfc function many modes for you to enjoy music like bluetooth mode, fm radio, tf card, and audio in. nfc function helps you fast pair with headphones which is convenient and time-saving. fast pairing, music, and phone calls easily. endurance time with built-in 350 mah capacity, it provides about 6 hours of headphone mode, about 3 hours of speaker mode, 8 hours of talking time and 23 hours of standby time. leather cushion head-pad & adjustable headband soft pu leather cushion head-pad and ear-pad make sure long time wearing an