| Technical Specification | |
| System | |
| Main Processor | NEC MCU | 
| Operation System | Simple OSD message | 
| Video | |
| Video Onput | 1ch CVBS analog video | 
| Audio | |
| Audio Compression | G.711 | 
| Audio Input | All-direction Microphone | 
| Audio Output | Built-in Loudspeaker | 
| Bidirectional Talk | Support Dual-way Bidirectional talk | 
| Display | |
| LCD Screen | 4.3“ 480×272 | 
| Operation Mode | |
| Input | Mechanical buttons | 
| Interface | |
| Alarm In | 4 | 
| Alarm Out | 1 | 
| RS485 | – | 
| General | |
| Insatllation | Surface | 
| Power | DC24V | 
| Power Consumption | Standby ≤1.5W, Work ≤4W | 
| Working Temperature | ﹣10°C~ 55°C | 
VTH1200DS
Analog Indoor Monitor
4.3″ TFT LCD screen
Color video & audio intercom
Alarm integration
Sufrace mounted
 
			 
		
			
		 
		
			
		
 
		 
		 
		 
		 
		 
								