Highly sensitive "Bone Vibration Microphone" designed to receive ear-bone vibration and then translates it into electric signal. Now you can talk by your ear; a convenient and anti-noise gadget that work can work in a discrete environment. Suitable for security and surveillances purposes. It come with a thumbnail size PTT and a specially designed earbud that integrate speaker and microphone together. The earbud is ergonomically designed and is made of soft silicon rubber that can fit most of the ear canal and can be worn comfortably for a long time. The PTT is attached with a velcro strap that can strap the PTT on your finger or wrap it around the handle bars of your motorcycle or bicycle. It also have two swivel clips on the cord to allow you to position and secure the earbud and PTT to your shirt or coat comfortably. FEATURES: Integrated 2 in 1 ear speaker microphone remote finger PTT with velcro strap Designed for use in light duty applications such as Security, Surveillances and Hospitality Applicable to all type of sport - skiing, snowboarding, snowmobiling, skateboarding, motorcycling, fishing, hunting, camping, cycling, canoeing, kayaking, paintball and airsoft game.