V2-G4ER221 - OTTO 500 Fire Speaker Microphone - ER

V2-G4ER221 - OTTO 500 Fire Speaker Microphone - ER Connector -- For use with P5300 / P5350 / P5370 / P5400 / P5450 / P5470 / P5500 / P5550 / P5570 / P5570 / P7300 Series / P7370 / P7350 / XG75 / XG25 (ER). Features: Functions for more than five minutes at 500F (260C), IP68 immersion rated to one meter of water for 31 minutes, New clip design with increased clamping force and metal loop, Removable green grill with replaceable debris screen, Large PTT for use with gloves, Optional emergency button.