Waterproof : NoInstallation : Wall MountingAnswering Mode : Hands-freeAccess Control : Inductive CardModel Number : VTO3221E-PConnection Type : WiredPower : poeDahua Original VTO3221E-P Villa Outdoor Station 2MP Doorbell Bidirectional Talk Video intercom Braille button Support POE APPTechnical SpecificationModelVTO3221E-PSystemMain ProcessorEmbedded Micro ProcessorOperation SystemEmbedded LINUX OSVideoVideo CompressionH.264Image Sensor1/2.9” 2MP CMOSAuto Gain ControlWhite LightLens2mmAngle of ViewH:140° V:82°Day/NightColor ImageAudioAudio CompressionG.711Audio InputOmnidirectional MicAudio OutputBuilt-in SpeakerBidirectional TalkSupport Dual-way Bidirectional talkDisplayScreen2.3'' OLEDOperation ModeKeypadMechanical Button with BrailleReaderMifare Card (13.56MHz)InterfaceAlarm In/Out1/1Door Control1 Relay Out1 RS4851 Feedback1 Exit ButtonWiegand In1NetworkEthernet10M/100MbpsNetwork ProtocolTCP/IPGeneralIngress ProtectionIK08, IP65 (Apply silica gel to gaps between the device and the wall. Liquid sodium silicate is recommended. For details, see the quick start guide.)Tamper Switch1InstallationSurface & FlushMaterialAluminumPowerDC 12V, 2A, PoE(802.3af)Power ConsumptionStandby ≤2W, Work ≤7WWorking Temperature﹣40°C~+60°CRelative Humidity20%~95%RHDimensions200mm×98mm×32mmWeight1.5KgFor clients from following country, please contact with us, we have more cheaper shipping way for your,please contact with firstGermany, United Kingdom, France, Italy, Spain, Poland, Bulgaria, Estonia, Greece, Hungary, Lithuania, Latvia, Romania,Slovenia, Slovakia, Croatia, Belgium, Luxembourg, Denmark, Netherlands, Austria, Finland, Ireland, Portugal, Sweden,Czech Republic, Northern Ireland ,Russian,Ukraine.