... /entry/bell system,access control,door station/unit/camera,indoor phone/monitor,security product,video intercom. JB ... -304 VILLA INTERCOM SYSTEMNameDoor phone system,access control,door station/camera,indoor phone/monitor,security product,video intercom.Features DIY ... Handsfree indoor phones are optional.Pin-hole door camera is optional. Door stations technical parameters: Camera: 1/3 CCD(color), CMOS(b ...