We often hear about a device called a home intercom, and we do not know what this device is and is not useful. It is a device that facilitates voice communication between two places through two speakers, which is often installed at the entrance of towers and buildings. It is possible to open the gate or entrance door to the visitor from the apartment, technically it consists of a unit installed on the wall in a place visible to all people at the entrance to the building has an earphone, a feed unit Electric, and electrically galvanized to open the door Through the internal speaker.
DS-KD8102-V
3.5-inch Colorful TFT LCD Capacitive Touch Key 1.3 MP Door Station, Plastic, , display resolution: 480 * 320, Camera resolution: HD720P, 25fps(P)/30fps(N), 10M/100M/1000M Self-adaptive Ethernet, Wiegand & RS-485, 8-ch alarm input,4-ch alarm output, IP65, USB 2.0, 12 VDC , Visible Light supplement