V2-R2ER1212 - OTTO Revo NC2 Noise Cancelling Microphone - ER

V2-R2ER1212 - OTTO Revo NC2 Noise Cancelling Microphone - ER Connector -- For use with P5300 / P5350 / P5370 / P5400 / P5450 / P5470 / P5500 / P5550 / P5570 / P5570 / P7300 Series / P7370 / P7350 / XG75 / XG25 (ER). Features: Noise canceling speaker mic, 2.5mm earphone jack, New clip design offers excellent retention and 45-degree rotating detents, IP68 rated, immersion in 1 meter of water for 31 minutes, High/low volume switch.