... Camera 2.4GHz Wireless Video Door Phone Intercom Doorbell Night Vision Home Security Camera Monitor Intercom System Waterproof ... , abrasion, resistant,scratch, 300m transmission distance, more clear night vision (5m), unlock, tamper alarmGross Weight :1.7kgPacking Size ... turn on power.Technical ParametersOutdoor unitIndoor unitNight visionIR night,visible within 5mScreen7'' wide angle TFT LCD, 16: ...