1、7 inch TFT LCD with HD refinition, no radiation, low power consumption, high definition widescreen image. 2、Hands-free intercom function with clear sound, you can talk with the visitor whenever and wherever you are. 3、Water resistant outdoor unit, aluminum alloy shell, high durability to withstand various outdoor environments. 4、The indoor machine ultra thin design, aluminum panel, electroplating button, beautiful and full of luxury style. 5、Wall mounted installation, simple and convenient. Features: 7-inch TFT LCD with HD refinition, no radiation, low power consumption, high definition widescreen image. Hands-free intercom function with clear sound, you can talk with the visitor whenever and wherever you are. Electronically controlled unlocking function. There is a function of monitoring outdoor. Image brightness, chromaticity and volume can be adjusted. Aluminum alloy outdoor unit with anti-oxidation and wear-resistant surface treatment. The indoor machine ultra-thin design, aluminum panel, electroplating button, beautiful and full of luxury style. Water resistant outdoor unit, aluminum alloy shell, high durability to withstand various outdoor environments. Wall-mounted installation, simple and convenient. Specifications: Display screen: seven-inch HD liquid crystal display Resolution: 800*480 Power Consumption: Standby <0W, Work <2W Power Supply Mode: indoor extension power supply Connection Mode: RVV4 core LED: 4pcs LED Infrared Night Light Supplementary Lamps Optimum Distance for Night: 0.2-1.m Camera Angle: 90 degrees Working Temperature Range: -20-+60 degrees Celsius Host Material: Zinc Alloy Shell + Acrylic Panel Ringtones: 25 chords Installation Mode: paperback installation Water resistant: support Package Weight: 1080g/38.1oz Package List: 1 * 4-core Wire 1 * 2-core Wire 1 * 5-core Wire 1 * Hanging Wall 1 * Test Line 5 * Screws5 * Expansion Tube 1 * User Manual 1 * Wrench + 1 * Screw