Features: Indoor unit with 7in TFT LCD screen, no radiation, low power consumption, high-definition widescreen image. Slim design indoor unit, leads a new trend of color video doorbell, fully reflecting luxury style. Multiple functions of indoor unit: call intercom, hands-free intercom, monitoring, unlock. Adjustable image brightness, chrominance and volume. Highly waterproof outdoor unit, with IR night vision function. 16 kind of chord music ringtones, bid farewell to monotonous doorbells. Simple and convenient installation with cables and screws we provide in this kit. Specification: Condition: Brand New Material: Aluminum alloy + PMMA + ABS Optional Plug Type: AU 110-240V, UK 110-240V, EU 110-240V, US 110-240V Switching Power Supply: AC 110V-240V--50Hz DC 15V 1.2A Screen Size: 7in Ringtone: 16 ringtones Camera Sensor: 700 lines Lens: 3.6mm 92 Whole Machine Current: < 800mA Call Delay Time: 120S10% Monitoring Delay Time: 60S10% Indoor Monitor Size: Approx.180*120*18mm/7.1*4.7*0.7in Outdoor Camera Size: Approx.160*100*45mm /6.33.9*1.8in Package Weight: Approx.1101g/38.8oz Package List: 1 * Outdoor Camera 1 * Indoor Monitor 1 * Adapter 1 * 5m 4-core Connection Cable 2 * 2-core Connection Cable 1 * 3-core Connection Cable 2 * 4-core Cable Port 1 * Screw Bag 1 * User Manual Package List 1Indoor unit with 7in TFT LCD screen, no radiation, low power consumption, high-definition widescreen image. 2Slim design indoor unit, leads a new trend of color video doorbell, fully reflecting luxury style. 3Multiple functions of indoor unit: call intercom, hands-free intercom, monitoring, unlock. 4Adjustable image brightness, chrominance and volume. 5Highly waterproof outdoor unit, with IR night vision function.