Features: Indoor Unit 7-inch capacitive touch screen, no radiation, low power consumption, high definition widescreen image. Hands-free intercom function, electric control unlock function, outdoor monitoring function. The image brightness, chroma, ringtone volume and intercom volume of the indoor unit are adjustable. The indoor unit with capacitive touch screen presents beautiful and luxurious style. 16 kinds of chord music ringtones are optional so that you won't always hear monotonous doorbells. Outdoor Unit The outdoor unit with anti-oxidation acrylic housing and wear-resistant surface has high definition 700 TV lines, no color cast. Super rainproof, IP55 waterproof rating, blue button display, support IR night view function, simple and convenient wall-mounted installation. Power-on unlock and power-off unlock, can be connected to the exit switch, and delay unlock can be set, which is 3-30s optional. Password/fingerprint/remote control unlock function, you can enter and save 500 groups of passwords, 1000 groups of fingerprints, and 500 remote controls. Specification: Material: ABS + PMMA Color: Shown as picture Optional Plug Type: AU Plug, UK Plug, EU Plug, US Plug Switch Power Supply: AC110V-240V--50Hz DC15V 1.2A Whole Unit Current: < 800mA Call Delay Time: 120S10% Monitoring Delay Time: 60S10% Camera Sensor: 700 TV lines Lens: 3.6mm 92 IR Night Vision: Support Indoor Unit Size: Approx.225*128*23mm/8.9*5*0.9in Outdoor Unit Size: Approx.155*100*55mm/6.1*3.9*2.2in Package List: 2 * Indoor Unit 1 * Outdoor Unit 2 * 15V/2A Power Supply 1 * User Manual 1 * Remote Control Package List 17-inch capacitive touch screen, no radiation, low power consumption, high definition widescreen image. 2Hands-free intercom function, electric control unlock function, outdoor monitoring function. 3The outdoor unit with anti-oxidation acrylic housing and wear-resistant surface has high definition 700 TV lines, no color cast. 4Super rainproof, IP55 waterproof rating, blue button display, support IR night view function, simple and convenient wall-mounted installation. 5Password/fingerprint/remote control unlock function, you can enter and save 500 groups of passwords, 1000 groups of fingerprints, and 500 remote controls.