Color	Black	
<br />Material	Metal	
<br />Quantity	1 Set	
<br />Video System	PAL,NTSC	
<br />Channels Quanlity	Others,8 Channels	
<br />Transmition Distance	200m	
<br />Illumination Distance	10~30m	
<br />Working Temperature	-20~70 ℃	
<br />Working Humidity