Generic Bone Conduction Headphones Sweat Resistant HD Stereo Wireless Bluetooh Headphones V4.0 Bluetooth Open ears Red Color Bone Headphones Headband for Sport Driving Cycling Running NO NEED TO PUT INTO EAR: Liberated the ears, far away from danger, response to the surrounding situation quickly. Suitable for walking, running, hiking, skating, skiing, sports etc. Also suit for Driving, riding, to avoid the possibility of accidents NOISE CANCELLING HEADPHONES: Double microphone noice reduction system, even in a noisy environment can talk clearly 2 IN 1 FUNCTION BLUETOOTH: With Two Class Bluetooth, you can connect this Bone Conduction Headphone with Two Bluetooth devices at the same time, support all digital products which with bluetooth device, such as iPhone6s plus 5S 5 4S and Android smartphones, Samsung Galaxy phones and other digital products which with Bluetooth HIGH CLARITY AND SUPERIOR SOUND: Using advanced transducer to convert electrical signals to vibrations ensures high clarity sound being transmitted. Even the world class wearable technologies like google-glass are employing bone conduction technology in their devices to enhance the sound experience OUTSTANDING DESIGN: Light weight and U-shaped design according with human body engineering, wearing also is very comfortable for a long time. Do not worry the headphones will falling during sport or other activitices