4-12Units Building Door Intercom Apartment Video Door Phone Home Intercom For Villa And Private House IR Day Night Vision

7 Inch Wired Video Door Phone RFID Unlock  4-12 Units Apartment Intercom System >>>Features:  The system has 1 doorbell and Mulit monitors. It supports maxi 12 monitors. 1 call button for 1 monitor, so you can call directly the room you want. The visitor press any apartment "call" button of outdoor unit, the related indoor monitor will ringing and show the visitor's video The householder press "talk" button to dual intercom with the visitor, press "unlock" button to unlock the door The householder press "monitor" button to monitor the status of outdoor unit, press "talk" button to talk Outdoor camera Rfid cards unlock the door lock, each apartment can unlock the door by rfid cards This kinds of video interocm door phone systems can work with all kinds of electric control door lock/ Electromagnetic lock/Electronic drop bolt lock/Electric strike lock etc.     Features: 7 Inch LCD monitor can receive the video of your visitor; Doorbell has 480TVL good camera; Very Easy to install and use; 2 Way voice talking; Remotely open your electric door; LED lights for seeing in the dark! 25 chord melody rings for option. Connect the camera and receiver with RVV4 lines (cable not included) >>>Technical Parameter of outdoor Unit:  Indoor Monitor Input power: AC 100-240V 50/60Hz Output power: DC15V; 1200mAh Support Color & B/W CMOS & CCD Cameras Volume/Contrast/Brightness control Door release, intercom, call other monitors, monitor outside 25 Music selectable Hand free communication     Outdoor Camera Power: From Monitor, DC15V Connection: 4 cored wire (Up to 12 monitors) Camera sensor: 1/3 Color CMOS Camera Light Source: 6 Infrared LED lights Visual angle：92 degree Camera resolution: 1000 Lines Working Temperature: -13F to 131F (-25C to 55C) Built-in microphone and speaker Illumination 0 lux/F1.2 Infrared length 1m Case: Metal material, weatherproof Working power consumption: ≤3.6W     Connect lines required: 20m:    RVV4 x 0.2 mm 30m:    RVV4 x 0.5 mm 50m:    RVV4 x 0.75 mm  >>>Package includes:  There are 5 different sets for option,you may feel free to choose your prefer sets. (SD Card is no included) Model-815HID4: 1pcs 4 buttons camera+4pcs Monitors+5pcs RFID Keyfobs+5M Test Cable+Adapter+Accessories pack+Manual Model-815HID6: 1pcs 6 buttons camera+6pcs Monitors+5pcs RFID Keyfobs+5M Test Cable+Adapter+Accessories pack+Manual Model-815HID8: 1pcs 8 buttons camera+8pcs Monitors+5pcs RFID Keyfobs+5M Test Cable+Adapter+Accessories pack+Manual Model-815HID10: 1pcs 10buttons camera+10pcs Monitors+5pcs RFID Keyfobs+5M Test Cable+Adapter +Accessories pack+Manual Model-815HID12: 1pcs 12 buttons camera+12pcs Monitors+5pcs RFID Keyfobs+5M Test Cable+Adapter +Accessories pack+Manual