Product Features:
?1.Very small and conveniently fit inside chosen ear
?2.Manual control ensure microphone only when needed
?3.High-performance bone-conducting earphones and microphone to deliver sound in the most demanding environment
?4.Capture and deliver sound vibration through contacting with bone structures around ears
?5.Outstanding noise-cancellation capability,
?6.Work very well even in very windy environment
?7.Ideal solution for public security, regimental police, body guards and extreme sports such as mountain biking and climbing etc…