Feature 1 [High Quality Material] High strength U94 PTT, can be pressed continuously for 30,000 to 50,000 times, cold resistant PU tensile wire, high flexibility and toughness. 2 [Powerful Speakers] Two way radio microphones, imported 3215% at 1kHz speaker, 1083dB at 1kHz 1mW sound pressure level, 2W maximum power, strong and thick sound. 3 [Portable] This U94 PTT comes with a clip, which can be hung on your clothes or belt, it is very portable, the button activates the PTT (Push to Talk) device, plug and play. 4 [Compatible Model] 7.1mm/0.28in shoulder microphone with PTT, suitable for Motorola GP338 GP328 GP340 GP380 and other walkie talkies, good compatibility. 5 [Ergonomic Design] Professional walkie talkie speaker shoulder microphone, fine workmanship, ergonomic design, compact and easy to use, comfortable to touch.Item Type: Handheld 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 GP338 GP-328 GP-340 GP-380 and other walkie talkies Package List1 x U94 PTT1 x Handheld Microphone