Feature: 1. Multifunctional: Wired video intercom doorbell display with hands‑free intercom function, monitoring function, remote unlocking function. 2. Large Screen: 7‑inch TFT LCD display, non‑radiation, low power consumption, provides high‑definition widescreen images. 3. Easy Setup: Video intercom doorbell screen image brightness, chromaticity, volume, etc. can be adjusted according to user preferences. 4. 16 Ringtones: The video intercom doorbell display has 16 kinds of ringtones to choose from, and you will not always hear the monotonous doorbell. 5. Stylish Design: The video intercom doorbell indoor unit is designed with ultra‑thin acrylic panel + ABS material, which is fashionable and practical at the same time. Specification: Item Type: Wired Video Doorbell Monitor Material: ABS, acrylic Use: Video doorbell accessories Screen Size: 7in Installation Method: Wall-mounted installation Connection Method: Four-core wire Power Supply Mode: DC15V/1.2A . Package List: 1 x Monitor1 x Screen Stand1 x Power Adapter3 x Terminal Wire8 x Expansion Tube8 x Screw