3.5mm 1-Pin Ear Bar Earpiece Mic PTT Headset for YAESU VERTEX VX-2R VX-3R Radios Ear Bone Vibration Conduction Headset 1 Pin 3.5mm Finger PTT Earpiece This Ear-Vibration 2-in-1 Speaker/Mic is designed for professional use. The performance of this new model is greatly improved comparing to the ordinary Ear-vibration 2-in-1 Speaker/Mic. Snug Fit Earpiece: The earpiece is designed in a way that fits your ear canal so that your voice could be transmitted via the speech vibrations. It is specially made of soft silicon rubber, so you would not feel uncomfortable even after wearing it for a long periods. Since the speaker/mic is hidden in your ear canal, it is not sensitive to any background noise. This is exceptionally ideal for usage in high ambient environment such as driving, riding motorcycles and bicycles. Without a separate microphone that could be easily detected by people around you, this is also ideal for surveillance purposes and security at airports, casinos, crowd control at conventions and concerts, and other working environment requiring discreet communications. Features: 1. All of our items are brand new. 2. All-in-ear integrated microphone and receiver 3. Communicate freely in noisy environment 4. No wind interference sound 5. Comfortable wearing with silicone rubber 6. A plastic clip enables you to secure the mic/speaker on clothes Specifications: 1. Type: piezoelectric accelerometer 2. Work voltage: 2.5-10V DC 3. Impedance: 4.7K Ohm 4. 3400px from plug to earpiece 5. 3800px from plug to PTT 6. Weight: 27g Compatible with the following two-way radios: YAESU / Vertex FT-10R, FT-40R, FT-50R, FT-60R, FT-250R, VX-10, VX-110, VX-130, VX-131, VX-132, VX150, VX-160, VX-168, VX-180, VX-210, VX-210A, VX-300, VX-350, VX-354, VX-400, VX-410, VX-420, VXF-1, VXT-10, VXT-20, VX-1R, VX-2R, VX-3R, VX-5R Notice: If your radio model not listed above, please see my other item or email us your model number, then, we will help you find one that suit for you Package Include: 1 X Ear Bone Vibration Earpiece for VX-2R