Features:Indoor Unit7inch TFT LCD, no radiation, low power consumption, and high definition widescreen image.With hands-free intercom, electronic control unlock, and monitoring outdoor function.Ringtone volume, image brightness, chroma, call can be adjusted.12 kinds of chord ringtones are optional, you will not always hear monotonous doorbells.Outdoor UnitWith anti-alumina panel brushed and wear-resistant surface processed outdoor case, waterproof and durable in use.Super rainproof, IP55 waterproof level, blue-ray button display, with infrared night vision function.Can turn on the electric unlock and power-off unlock, connected to the door switch, set to delay.Camera HD 700, no bias color. With password, fingerprint, and remote unlock function.Wall-mounted installation, it is simple and convenient to operate.Specifications:Material: Metal +PMMA +ABSColor: As the picture showVoltage: 110-240vPlug Type: AU Plug, UK Plug, EU Plug, US Plug(optional)Switching Power Supply: AC110V-240V--50HzDC15V1.2AThe Whole Machine Current: <800mACall Delay Time: 120S 10%Monitoring Delay Time: 60S 10%Camera Sensor: 700 linesLens: 3.6MM92 degreesIndoor Unit: 250*150*24mm/9.8*5.9*0.9inOutdoor Unit: 155*100*55mm/6.1*3.9*2.2inNO LockVoltage: DC12VCurrent: 200mAKeep: 500kg/1102lbFault Protection: no mode (locked when power is off)Connection: Use 2-wire, non-polarized connection to access control or export equipmentSignal Output: noPackage List:1 * Outdoor Unit2 * Indoor Units2 * 5m Four-Core Cable3 * Power Supply (15V/2A) 1 * User Manual1 * Remote Control (With a Built-in Button Battery)1 * No Lock (Includes a User Manual & a Pack of Screws)