cheap pinhole sound monitor 1,Monitor range:160 square metres 2,Mini sound baby monitor:0.2g,14x4.2mm 3,AV and DC jack pinho

cheap pinhole sound monitor with 160metres monitor range,0.2g,14x4.2mm 

 

 

 

 

 

 Features

1, Suitable for hidden or embedded installation, Pickup head is as small as a pinhole.     AV and DC jack, which is very convenient to connect. It’s also very good to surveillance. 2, High sensitive pickup. It is a professional product specially designed for supporting use of security systems, like CCTV surveillance, burglar alarm, etc.It is for monitor and sound recording. Monitor range is up to 160 square meters. 3,High sensitivity, low noise, low distortion, small size, low voltage, small power consumption( 4pcs of 3A batteries can continuously work for 2 months). Long transmission range, easy and convenient connection. Be able to monitor in a wide range. 4,can be widely used to various places, like bank, finance, market, prison, judicial, test room, meeting room, industrial production, military areas  5,This pickup also can be used in highway toll station when it is connected with a wireless repeater.

6,Cable connection, red-- power supply   black-- ground    white-- signal  

Specs

Package contents

Mini sound monitorx1