Security Intercom System, Brand Name : m2 industry for building/villa

The video intercom doorbell system has 1-doorbell camera and 1-lcd press key panel monitor, 1locker, and other keys for villa offices door dell kits.
When someone press the button of the doorbell,the monitor will ring and show the video,you can monitoring and unlock,dual-way intercom,handfree intercom,mute door intercom.
16 different kinds of door bells chimes.volume, brightness and contrast are adjustable. Fashion and nice design,which can also be used a decoration of your house for home improvement.
700tvl cmos ir night vision high resolution door monitor camera,wired connection stability distance maximum 250 meters for home security systems.
Simple 4-wire connection,easy to install can be used in apartments, villas, hotels, offices, public buildings,support max 3 cameras 6 monitors of security & surveillance equipment.
Dual-way intercom and indoor monitoring. It allows you to see, hear, and speak to the visitor at your door, you can answer the door in complete safety and comfort. Also, you can see what's going on outside by press monitoring button.
Electric door release: no need to go to the door to unlock for your guest, just need to press unlock button, but you need to purchase the electrical lock, the wireless unlock control only supports power on unlock mode.
Leds for night vision: advanced infrared-assisted lighting features, enables you to identify the visitors even during night time. Clear night vision can capture image in low-illumination environment
7" color tft lcd without radiation, low power consumption and high definition.