1.Hd camera, active real-time monitoring; Built-in high sensitivity microphone, 3 meters long distance intercom;
2.Full duplex voice intercom, no echo roar; Lightning protection and automatic power recovery installation design;
3.Using dynamic noise reduction algorithm, it can pick up sound clearly in high noise environment; Advanced digital echo cancellation technology to completely eliminate echoes and prevent roaring;
4.Integrated with the sealed waterproof sink design around , outdoor weatherproof; Customizable design, external high power active sound column;
