Feature:1. HIGH STRENGTH PTT: The hand microphone and U94 PTT part adopt high strength PTT, which can be pressed continuously for 30,000 to 50,000 times.2. IMPORTED LOUDSPEAKER: The loudspeaker adopts imported 3215% at 1KHz, the sound is loud and thick, providing high quality and clear sound.3. HIGH QUALITY WIRE: The wire of the microphone is made of cold resistant PU tensile wire, which has high flexibility and strong toughness.4. PORTABLE: U94 PTT has a clip, which can be hung on clothes or belts. Push the button to activate the PTT (Push to Talk) device.5. SCOPE OF APPLICATION: This hand microphone + U94 PTT is suitable for Hytera PD780 PD785 PD788 PD780G PD785G PD788G.Specification:Item Type: Hand Microphone + U94 PTTMaterial: PU+PTTColour: BlackSpeaker Specifications:Sound Pressure Level: 1083dB at 1KHz 1mWRated Power: 50mWMaximum Power: 2WSpeaker Impedance: 3215% at 1KHzMicrophone Specifications:Sensitivity: -315dB at 1KHz 0dB=1V/0.316GOutput Impedance: 120015% at 1KHzApplication: Suitable for Hytera PD-780 PD-785 PD-788 PD-780G PD-785G PD-788G.Package List:1 x U94 PTT1 x Hand Microphone