Wireless Bluetooth Headphones with Mic

::Features:: You can use a TF card with loaded MP3 music and listen to the songs directly on your headphones. 3.5 mm port for those devices without bluetooth function. A built-in lithium battery provides up to 8 hours music time/6 hours talking time in a single charge. You can also use it as a wired headphone with the provided audio cable. With bluetooth 4.0 connectivity, pairing with headphones via bluetooth devices like iPhone 5/5s/6/6s Plus/7/7 Plus, iPad LG, and other android smartphones.