Feature 1 HIGH STRENGTH PTT: The U94 PTT part of the shoulder microphone adopts high strength PTT, which can continuously press 30,000 to 50,000 times. 2 POWERFUL SPEAKER: This handheld radio microphone uses 3215% at 1kHz imported speaker to provide high quality and rich sound to ensure clear calls. 3 TENSILE WIRE: The cord of the walkie talkie shoulder microphone is made of cold resistant PU tensile wire, which is high in flexibility and toughness. 4 PORTABLE: Activate the PTT (Push to Talk) device by pressing the button, the U94 PTT has a clip, which can be hung on your clothes or belt for easy use when going out. 5 COMPATIBLE MODEL: Professional 2 way radio speaker microphone, suitable for MOTOROLA XIR P8268 P8668 DP4400 DP4800, good compatibility.Item Type: Shoulder MicrophoneMaterial: PU + PTTColor: BlackSpeaker Specifications:Sound Pressure Level: 1083dB at 1kHz 1mWRated Power: 50mWMaximum Power: 2WSpeaker Impedance: 3215% at 1kHzMicrophone SpecificationsSensitivity: -315dB at 1kHz 0dB=1V/0.316GOutput Impedance: 120015% at 1kHzApplication: Suitable for MOTOROLA XIR P8268 P8668 DP4400 DP4800 Package List1 x U94 PTT1 x Shoulder Microphone