Shure 514B Handheld Communication Microphone

Voice Communication Microphone A low-impedance handheld mic that provides clear, natural voice response and high intelligibility. Designed for communication systems — mobile and fixed station — including police, fire, utilities, transportation, commercial, and industrial applications FEATURES:  Frequency response designed for voice communications Rugged, high impact ARMO-DUR® case Double-pole, single-throw PTT switch designed for constant usage Four conductor, shielded, bare-ended (no connector) coil cord Does not require DC power for operation Mounting bracket included SPECIFICATIONS:  Type Dynamic Frequency Response 100 to 6,000 Hz lmpedance Microphone rating impedance is 150 ohms (200 ohms actual) for connection to microphone inputs rated at 19 to 300 ohms.

Output Level Open Circuit Voltage: -36.5 dB (15 mV)* -56.5 dBV/Pa (1.5 mV)** *0 dB = 1 volt per 100 microbars **1Pascal = 94 dB SPL Made in China.