Feature:1. HIGH STRENGTH: The U94 PTT section is made of high strength PTT and can be pressed continuously for 30,000 to 50,000 times.2. PUSH TO TALK DEVICE: The button activates the PTT (Push to Talk) device, which can be attached to clothing or a belt.3. HANDS FREE: PTT throat mic headphone can be mounted on the handlebars of a or on the handlebars of a motorbike or on the steering wheel of a car for easy hands free communication.4. DURABLE WIRE MATERIAL: The wire is made of cold resistant PU tensile wire, which is highly flexible and tough. Clear sound, robust and durable.5. PERFECT COMPATIBLE: U94 PTT system Suitable for XIR P8268 P8668 DP4400 DP4800How to Use:plug and play Specification:Item Type: Throat Mic HeadsetMaterial: PU + PTTColor: BlackApplicable: Suitable for XIR P8268 P8668 DP4400 DP4800 Package List:1 x U94 PTT1 x Finger Microphone1 x Fixed Cable Tie1 x Telescopic Throat Vibration Microphone1 x Earplug1 x Microphone Cable