Features:

※ Hands-free video intercom

※ Key-unlock, monitoring,internal-communication

   among indoor monitors,call transfer

※ Support photo capture & video record : manual and automatic mode 

※ Free touch-keypad operation

※ Support photo browse ,music play and video playback

※ USB interface & Additional SD card available

※ Support  download and upload media files including MP3,

    WAV,WMA,JPEG via USB interface

※ Allows to select the MP3, WMA, WAV audio files as a melody ring

※ Up to 2 outdoor cameras can be connected with 4 indoor monitors           

※ Simple 4-wire connection                     

 

Specifications:

Model                                        DH-IM6721 Display 7 inch TFT LCD(16:9) Resolution 480(H)X3(RGB)X234(V) Intercom mode Hands-free dual communication Conversation duration 120 s Power consumption 500mA max. USB interface Yes Memory module Built-in flash memory with 128MB Additional memory Additional SD card with 2GB MAX. Available (Low speed) Photo format JPEG standard Video format ASF standard Audio format MP3, WMA, WAV standard Power supply DC 12V Built-in switching power supply (apply to AC100V~240V) Operation temp. -10℃~+60℃ Installation Surface mount