?Release your ears£¬ enjoy the listening pleasure in a healthy and safe way with YKL-701 Bone Conduction headphone. Using innovative bond conduction technology£¬ the headphone conducts the speaker through the bone and transmits sound to the bone near the external canal£¬ then to auditory nerve. It avoids the occurrence of ear damage and hearing losing£¬ giving your healthy listening. With this Bone Conduction headphone£¬ you can answer the incoming call£¬ listen to music while walking£¬ running£¬ climbing£¬ skating£¬ diving£¬ etc. <br><br><strong>Features: </strong>? <br>Release the ears to listen the world£¬ liberated the ear£¬ far away from dangerous£¬ response to the surrounding situation quickly£¬ suitable for walking£¬ running£¬ climbing£¬ skating£¬ riding£¬ sport£¬ etc. ? <br>No eardrum damage£¬ healthy and eco-friendly. It is suitable for child£¬ young people who uses the headphone frequently to avoid ear damage. ? <br>The sound transmits through the bone to auditory nerve£¬ perfectly suitable for people who has trouble in listening. ? <br>No need put into ear£¬ easy to clean£¬ to improve the air flows in the ear£¬ enhanced discharge and evaporation£¬ to improve the reliability of the precipitating bacterial clearance£¬ to avoid more ear disease and delay the hearing loss.??? ? <br>Noise Reduction echo and cancellation technology ensure clear sound quality. <br>Built-in high-performance Microphone and Speaker£¬ offering you perfect sound quality and clear communication effect. <br>Sweat-resistant design with Nanotechnology (Up to IPX7) immerse you in sports and music£¬ no need to worry about sweat and water. <br>Supports hands-free calls£¬ greatly set free you hands from answering the call during exercise. <br>Enjoy wireless music£¬ easy to switch between calls and music£¬ you will not miss any incoming calls whilst listening to music. ? <br>Compatible with almost all Bluetooth-enabled mobile devices such as£¬ for iPhone 6S 6S Plus 6£¬ for Samsung S6 S5 / Note 5 4£¬ for HTC One£¬ Tablet PC£¬ Laptop£¬ etc. <br>Creative ergonomics design£¬ balance wear£¬ tight on the ear. <br>One side button£¬ easily control playing / pausing£¬ adjusting the volume£¬ previous/next songs£¬ answering / rejecting / ending an incoming call and redialing the last number. ? <br>Powered by the included micro USB port. <br><br><strong>Specifications:</strong> <br>Model Number: YKL-701 ? <br>Bluetooth Version: Bluetooth 4.0 <br>Supports HSP£¬ HFP£¬ A2DP£¬ AVRCP protocol ? <br>Frequency Response: 20Hz-2000Hz <br>Sensitivity: 123 ¡À 5dB <br>Operation range: Up to 10 meters ? <br>Built-in 200mAh Rechargeable Li-ion battery <br>In-put: DC 5V ¡À 0.1V£¬ 500mA <br>Music Playing Time: Up to 6 hours (The Music Volume will affect the time) <br>Standby time: 30 days <br>Charging Time: 0.5-1 hours? ? <br>Color: Black <br>Main item weight: 49g / 1.72oz <br>Package size: 22.0 * 17.0 * 6.0cm / 7.28 * 5.82 * 2.36in <br>Package weight: 143g / 5.04oz <br><br><strong>Package list:? ?</strong> <br>1 * Bond Conduction Wireless Headphone <br>1 * USB Cable <br>1 * User Manual