1.1 Under standby mode, when the "Call" button of the outdoor unit is pushed, the indoor unit rings for 12s, the screen lights up, and visitors' images appear.

1.2 If there is no answer under calling mode, the call automatically hangs up after 60s.

1.3 Pushing the "Answer" button starts a 100s two-way intercom. To stop early, push "Hang up".

Under standby mode, push "Monitor" to see outdoor images for 60s (one-way audio). Push "Answer" to start a two-way intercom (lasts 100s).

3.1 Push "Unlock the door" during intercom to open electric locks (Current ≤ 1A, Time ≤ 1s).

3.2 Push "Unlock the Gate" to open the gate (Unlocking time: 3s).

Applicable for setups with one outdoor and two indoor units. Indoor Unit A can call Indoor Unit B; both screens turn blue for a 100s intercom session.

Use the "Settings" button to adjust brightness, contrast, color, intercom volume, and ring tones via the Navigation buttons.