Remote Microphone Speaker PMNN4050

Remote microphone-speaker IMPRES PMNN4050 is designed for use with portable radios of DP4000/ DP4000E series. Physical characteristics: Microphone type: With noise cancelling, Frame size: Big, Audio connector. Operational characteristics: Volume control: Not available, "Noise cancelling" button: Available, IMPRES technology. Environmental requirements: Safety standard: UL-TIA4950/FM, Dust - / waterproof: IP54