SM10R2 Audio Details Technical Specifications Desktop MicrophoneDesktop Microphone with large PTT and monitor key with lock capability, providing high quality and secure communication solution.Microphone sensitivity -32dB ±5dB @1KHz, impedance ≤ 2.2KΩ, operating temperature -30°C to +70°CFind a dealerHighlightsFunctionsTechnical SpecificationsMicrophone sensitivity -32dB ±5dB @1KHz, impedance ≤ 2.2KΩ, operating temperature -30°C to +70°CRelated Products TC-610 Analog Mobile Radio TC-600 Analog Mobile Radio