Heterodyne detector with digital display and Mylar loudspeaker. The backlit LCD is visible in all light conditions from sunlight to complete darkness. The specially contoured microphone housing provides enhanced hgh frequency sensitivity. Easy operation with one hand. Built-in LED torch, low-distortion loudspeaker, headphone socket, line-out (recording) socket. 4 AAA alkaline batteries included. 2-year manufacturer guarantee.
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