Built-in microphone and speaker, support two-way voice intercom. 1080P video. Pixel: 1920 1080 1080P. Rotation speed: horizontal 55°/sec ,vertical 40°/sec. Ultra-clear full-color night vision, see faces clearly; 4 white lights, 4 infrared lights, and millions of ultra-clear lenses don’t have to worry about being unclear at night.
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