Small cardioid clip-on microphone especially for speech applications in noisy environment. Feedback-rejecting.High speech intelligibility. Easy attachment on clothing. Cardioid lavalier (lapel) microphone for use with evolution Wireless SK body pack transmitters. Features: High speech intelligibility, High feedback rejection, Easy attachment on clothing, Mini jack for bodypack transmitters from evolution wireless series. Specifications: Dimensions: Ø 12.5 mm; Frequency response (Microphone): 50 - 18000 Hz; Transducer principle (Microphone): Permanent polarized condenser; Connection cable: mini jack; Cable length: 1,6 m, Pick-up pattern: cardioid; Sensitivity in free field, no load (1kHz): 40mV/Pa; Equivalent noise level: 31 dB; Maximum sound pressure level (passive): 120 dB; Operating voltage (stand alone): 7,5 V