Features: 7 inches color TFT LCD display with 800*480 high definition resolution provides bright, clear and natural images. Support hand-free intercom function. Support electronic control unlocking function. Support outdoor surveillance function. Anti-oxidation and wear-resistant outdoor unit, with a rain-cover, wall installation more convenient. The indoor monitor can support to connect multiple outdoor unit. Support non-disturbance function of rest time. Ultra-thin design of indoor monitor, high-grade aluminium alloy panel, convenient and beautiful. Specification: Plug Type: US Plug 100-240V, EU Plug 100-240V, UK Plug 100-240V,AU Plug 100-240V (Optional) Display: 7inch Resolution: 800 * RGB * 480 Screen Brightness: 250cd/m2 View Angle: 70 Input Voltage: AC100V-240V, 50HZ/60HZ Power Adapter: DC15V 1000mA Call Delay: 120S10% Monitoring Delay: 40S10% Working Temperature: -20 ~ +60 Relative Humidity: 10%~90%(RH) Installation Mode: wall-mounted or desktop Material: Aluminium Alloy Panel + ABS Color: Shown as Picture Package Weight: Approx. 1056g/37.2oz Package list: 1 * Indoor Monitor 1 * Outdoor Doorbell 1 * Power Adapter 1 * Power Cable 3 * Extension Cable 1 * Mounting Pack 1 * Hanger Package List 17 inches color TFT LCD display with 800*480 high definition resolution provides bright, clear and natural images. 2Support hand-free intercom function. 3Support electronic control unlocking function. 4Support outdoor surveillance function. 5The indoor monitor can support to connect multiple outdoor unit.