RL-B17F 7" High Definition Color Video Camera Intercoms Entry Access Control System Door Phone DoorbellComes with an adaptor and 49 ft cacble for do-it-yourslef, 16 different chord melodies7" TFT high definition screen with low power consumption, no radiation.Ultra thin designed indoor unit with touch pad. Electronic door lock release function.Water-proof, damage-proof, oxidation-proof and abrasion-proof zinc alloy panel outdoor unit.Outdoor gate control function.Outdoor monitoring, 16 different chimes for option. Product descriptionIndoor UnitScreen Size:7 inchResolution:800(H) x 3RGB x 480(V)Effective Area:5.9 in(H) x 3.4 in(W)Outline Size:22.8 in(W) x 13.4 in(H) x 0.82 in(D)Adaptor Input Voltage: AC100-240V 50Hz/60HzAdaptor Output Voltage & Current:DC12V 1100mAMonitoring Time40S ± 10%Talking Time:120S ± 10%Working Distance164ftPower Consumption: Static state <0.5W Working state <8WOperating Temperature:14 - 104Relative Humidity:10% - 90% (RH)Outdoor Unit:Working Distance of Infrared Light: >13ftOperating Temperature:5 - 122Resolution:>380 TV Lines(CMOS) >420 TV Lines (CCD) >500 TV lines (ACS)Illumination:2LUXViewing Angle:55° wide angle(CMOS) 62° wide angle(CCD)Outline Size: 5.11 in(H) x 2 in(W) x 1.85 in(D)