This product contains HIFI process chip with low noise performance. The
chip can restrain noise around environment through frequency response
network for several times, and provides pure tone quality and powerful
movement. The product contains dedicated AGC circuit so it is suitable for
different types of Mic supervised listening environments, such as bank,
prison, examination place, shopping mall, and industry factory etc.
Moreover, this product has lots of virtues,including low noise, HIFI,wide
range operation voltage, small electricity consumption add long distance
transmission. is a new kind of listen equipment that has adjustable
sensitivity. It is a good partner to be used with supervised TV and security
protection systems. Designed to be used in combination with security
cameras to achieve audio and video synchronization to monitor speaking
within 5~lOOm2.
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