Replaces... Replacement Shoulder Speaker Microphone for the following radios: MOTOROLA: MOTOTRBO,XPR6300,XPR6500,TRBO Speaker Mic Replacement for: PMNN4025A 18 MONTH WARRANTY - BRAND NEW- HIGH QUALITY MIC, Speaker, Plastics, Cable, Connectors, Clip Feature Water-resistant (IP54). Water-proof (IP67) enquiry acceptable for fire-fighting Dep., sea patrolman/patrolwoman, army etc. High impact housing, available for construction site, factory, police, guard and army etc. Removable PTT button offers you cleaning the dusty easily. Noise canceling microphone requirement acceptable. Patented demountable metal plate clip for meeting professional using. High-low volume knob attached. One extra function button acceptable basic on your requirement. Attached 3.5mm earphone jack on microphone. High quality louder speaker and microphone units provide clear audio communication. Specification Microphone sizeF80*67*38 mm (include clip) Earphone Unit DiameterF45 mm Out LevelF87 dB^1 Watt. 0.5 Meter, 3M3 Sound Box Test Input PowerF1W Max Input PowerF2 W Output ImpedanceF8 ohmG16 ohm for MOTOROLA Microphone Unit Type of Element FNon-directional Electric condenser SensitivityF-38dB (1V/ 1Pa) Output ImpedanceF2K ohm