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. [Imported Speakers] This handheld microphone speaker adopts 32Ω±15% at 1kHz imported speaker, with a maximum power of 2W, and the sound is clear and thick. 3. [Portable] U94 PTT comes with a clip, which can be hung on your clothes or belt for easy use when going out, the button activates the PTT (Push to Talk) device. 4. [Compatible Models] This shoulder microphone is suitable for MOTOROLA XiR P6600 P6620 DP2400 MTP3250 DEP550 DP2400 MTP3550 MTP3150, with good compatibility. 5. [Easy To Use] Walkie talkie speaker microphone, plug and play, easy to use, fine workmanship, ergonomic design, very small, easy to hold, flexible to use outdoors. Specification: Item Type: Shoulder Microphone Material: PU + PTT Color: Black Speaker Specifications: Sound Pressure Level: 108±3dB at 1kHz 1mW Rated Power: 50mW Maximum Power: 2W Speaker Impedance: 32Ω±15% at 1kHz Microphone Specifications Sensitivity: -31±5dB at 1kHz 0dB=1V/0.316G Output Impedance: 1200Ω±15% at 1kHz Application: Suitable for MOTOROLA XiR P6600 P6620 DP2400 MTP3250 DEP550 DP2400 MTP3550 MTP3150. Package List: 1 x U94 PTT1 x Shoulder Microphone