Hệ thống chuông cửa có hình Kocom cho 1 nhà KVM-520

* Product Specifications
 Power :   AC 220V (standby: 2.5W, operating: 20Wnhưng )
                  AC 120V (standby: 2.5W, operating: 20W)
 Voltage of Operating Power DC 17V ±1V
Tone Sounds of Lobby, Guardroom  and Inner Line , Call Sound (Electronic Tone Sound). Sound maintains for 30 seconds when device is called.
 Monitoring Function  of Front Door Camera  By using front door button on monitor, camera monitors front door situations
(however, lobby monitoring function is not available).
Call Method  Pressing front door camera call button, call sound rings (tone sound 2 times)
Front door image / lobby image display
Calling to house at lobby using preset house No., tone sound rings.
Communication Method  Handset type (two-way)
Available Image Displaying Time  About 30 seconds from call to front door camera
Available Communication Time:  About 3 minutes under communication state with front door, lobby, and guardroom
The Number of Wirings  Front Door Camera: 4-Line Polar Wiring, over IV 0.65mm applicable
                            Main Wiring:VOICE1/VOICE2/DATA (3-Line) Polar Wiring, over IV 0.8mm applicable
                             Power(+/GND) (2-Line) Polar Wiring, over IV 1.2mm applicable
                          For images, coaxial wiring is used-using COAXIAL 5C-2V
  CRT  CRT: 4”Straight Tube B/W
Exterior Material Non-combustible ABS Resin
Dimensions  191(W) X 217(H) X 52(D)mm
Communication Coverage  Front Door Camera: 30m when using 0.65mm
Should be within 300m when the same specifications with main wiring is applied
(Same as 4-Line Parallel Method)
Guaranteed Operating Temperature  Guaranteed Temperature for Monitor: 0�C ~50�C
(Communication : DC 12V ±1V (Max. 3W) Supplies power for monitor