Specification:Features:1. Remote PTT microphone upgrade, attractive appearance, generous and simple, longer and larger PTT button upgrade, more user-friendly .2. Removable cable connectors, dual side removable parts, freely assembled, convenient replacement of worn/smudged Clear Acoustic Tube earbuds, thus always keeping your equipment top .3. Radiation : reduce the radiation by radio waves, and the air sound tube protects your body from direct injury.4. Noise soft plastic earplugs close to the left or right ear make a good sound even in noisy places with air tubes5. Ideal for , military, bodyguards, HAM amateurs, firefighters, security personnel, etc.6. Very suitable for related activities: all-terrain vehicles, racing games, skiing, racing, hiking, car travel, teamwork, large projects, etc. Specification:Material: ABS.Color: blackCable length: about 150cm/59.1inApplicable model: for MTP850S and MTP830SWeight: Approx.68g/2.4oz Package list:1 x Air Tube Earpiece Headset Mic